diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/CloudRedisClient.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/CloudRedisClient.java
index 03f0ecf3caa1..61d074322064 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/CloudRedisClient.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/CloudRedisClient.java
@@ -67,8 +67,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudRedisClient.getInstance(name);
@@ -104,8 +107,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings cloudRedisSettings =
  *     CloudRedisSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -116,8 +122,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings cloudRedisSettings =
  *     CloudRedisSettings.newBuilder().setEndpoint(myEndpoint).build();
  * CloudRedisClient cloudRedisClient = CloudRedisClient.create(cloudRedisSettings);
@@ -127,8 +136,11 @@
  * the wire:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings cloudRedisSettings =
  *     CloudRedisSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -229,8 +241,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
@@ -268,8 +283,11 @@ public final ListInstancesPagedResponse listInstances(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
@@ -304,8 +322,11 @@ public final ListInstancesPagedResponse listInstances(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -343,8 +364,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -383,8 +407,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -418,8 +445,11 @@ public final UnaryCallable<ListInstancesRequest, ListInstancesResponse> listInst
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   Instance response = cloudRedisClient.getInstance(name);
@@ -444,8 +474,11 @@ public final Instance getInstance(InstanceName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   Instance response = cloudRedisClient.getInstance(name);
@@ -469,8 +502,11 @@ public final Instance getInstance(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -494,8 +530,11 @@ public final Instance getInstance(GetInstanceRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -519,8 +558,11 @@ public final UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
@@ -548,8 +590,11 @@ public final InstanceAuthString getInstanceAuthString(InstanceName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
@@ -575,8 +620,11 @@ public final InstanceAuthString getInstanceAuthString(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceAuthStringRequest request =
    *       GetInstanceAuthStringRequest.newBuilder()
@@ -601,8 +649,11 @@ public final InstanceAuthString getInstanceAuthString(GetInstanceAuthStringReque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceAuthStringRequest request =
    *       GetInstanceAuthStringRequest.newBuilder()
@@ -638,8 +689,11 @@ public final InstanceAuthString getInstanceAuthString(GetInstanceAuthStringReque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   String instanceId = "instanceId902024336";
@@ -692,8 +746,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   String instanceId = "instanceId902024336";
@@ -746,8 +803,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -785,8 +845,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -824,8 +887,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -854,8 +920,11 @@ public final UnaryCallable<CreateInstanceRequest, Operation> createInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FieldMask updateMask = FieldMask.newBuilder().build();
    *   Instance instance = Instance.newBuilder().build();
@@ -889,8 +958,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -920,8 +992,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -951,8 +1026,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -976,8 +1054,11 @@ public final UnaryCallable<UpdateInstanceRequest, Operation> updateInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   String redisVersion = "redisVersion-1972584739";
@@ -1008,8 +1089,11 @@ public final OperationFuture<Instance, OperationMetadata> upgradeInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   String redisVersion = "redisVersion-1972584739";
@@ -1037,8 +1121,11 @@ public final OperationFuture<Instance, OperationMetadata> upgradeInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1064,8 +1151,11 @@ public final OperationFuture<Instance, OperationMetadata> upgradeInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1091,8 +1181,11 @@ public final OperationFuture<Instance, OperationMetadata> upgradeInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1122,8 +1215,11 @@ public final UnaryCallable<UpgradeInstanceRequest, Operation> upgradeInstanceCal
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = "name3373707";
    *   InputConfig inputConfig = InputConfig.newBuilder().build();
@@ -1157,8 +1253,11 @@ public final OperationFuture<Instance, OperationMetadata> importInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1190,8 +1289,11 @@ public final OperationFuture<Instance, OperationMetadata> importInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1223,8 +1325,11 @@ public final OperationFuture<Instance, OperationMetadata> importInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1253,8 +1358,11 @@ public final UnaryCallable<ImportInstanceRequest, Operation> importInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = "name3373707";
    *   OutputConfig outputConfig = OutputConfig.newBuilder().build();
@@ -1287,8 +1395,11 @@ public final OperationFuture<Instance, OperationMetadata> exportInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1319,8 +1430,11 @@ public final OperationFuture<Instance, OperationMetadata> exportInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1351,8 +1465,11 @@ public final OperationFuture<Instance, OperationMetadata> exportInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1377,8 +1494,11 @@ public final UnaryCallable<ExportInstanceRequest, Operation> exportInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
@@ -1412,8 +1532,11 @@ public final OperationFuture<Instance, OperationMetadata> failoverInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
@@ -1447,8 +1570,11 @@ public final OperationFuture<Instance, OperationMetadata> failoverInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1474,8 +1600,11 @@ public final OperationFuture<Instance, OperationMetadata> failoverInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1501,8 +1630,11 @@ public final OperationFuture<Instance, OperationMetadata> failoverInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1525,8 +1657,11 @@ public final UnaryCallable<FailoverInstanceRequest, Operation> failoverInstanceC
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   cloudRedisClient.deleteInstanceAsync(name).get();
@@ -1551,8 +1686,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Insta
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   cloudRedisClient.deleteInstanceAsync(name).get();
@@ -1576,8 +1714,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Strin
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1602,8 +1743,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1628,8 +1772,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1652,8 +1799,11 @@ public final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   RescheduleMaintenanceRequest.RescheduleType rescheduleType =
@@ -1693,8 +1843,11 @@ public final OperationFuture<Instance, OperationMetadata> rescheduleMaintenanceA
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   RescheduleMaintenanceRequest.RescheduleType rescheduleType =
@@ -1734,8 +1887,11 @@ public final OperationFuture<Instance, OperationMetadata> rescheduleMaintenanceA
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
@@ -1761,8 +1917,11 @@ public final OperationFuture<Instance, OperationMetadata> rescheduleMaintenanceA
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
@@ -1788,8 +1947,11 @@ public final OperationFuture<Instance, OperationMetadata> rescheduleMaintenanceA
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/CloudRedisSettings.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/CloudRedisSettings.java
index 35cb5cf7fdec..6b5186158bff 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/CloudRedisSettings.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/CloudRedisSettings.java
@@ -56,16 +56,16 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings.Builder cloudRedisSettingsBuilder = CloudRedisSettings.newBuilder();
  * cloudRedisSettingsBuilder
  *     .getInstanceSettings()
  *     .setRetrySettings(
- *         cloudRedisSettingsBuilder
- *             .getInstanceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         cloudRedisSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * CloudRedisSettings cloudRedisSettings = cloudRedisSettingsBuilder.build();
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/package-info.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/package-info.java
index 9fdd69e4f42e..be394a06f185 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/package-info.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/package-info.java
@@ -45,8 +45,11 @@
  * <p>Sample for CloudRedisClient:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudRedisClient.getInstance(name);
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/stub/CloudRedisStubSettings.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/stub/CloudRedisStubSettings.java
index 7a2e730d2803..9aa13c1cad46 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/stub/CloudRedisStubSettings.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/stub/CloudRedisStubSettings.java
@@ -91,16 +91,16 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisStubSettings.Builder cloudRedisSettingsBuilder = CloudRedisStubSettings.newBuilder();
  * cloudRedisSettingsBuilder
  *     .getInstanceSettings()
  *     .setRetrySettings(
- *         cloudRedisSettingsBuilder
- *             .getInstanceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         cloudRedisSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * CloudRedisStubSettings cloudRedisSettings = cloudRedisSettingsBuilder.build();
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/stub/HttpJsonCloudRedisStub.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/stub/HttpJsonCloudRedisStub.java
index d958da7de5fd..5a7a01c0bbc6 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/stub/HttpJsonCloudRedisStub.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1/stub/HttpJsonCloudRedisStub.java
@@ -204,7 +204,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -245,7 +245,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -284,7 +284,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -323,7 +323,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -362,7 +362,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -401,7 +401,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -476,7 +476,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisClient.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisClient.java
index f9164c8e1387..a1d945f9b90e 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisClient.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisClient.java
@@ -68,8 +68,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudRedisClient.getInstance(name);
@@ -105,8 +108,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings cloudRedisSettings =
  *     CloudRedisSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -117,8 +123,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings cloudRedisSettings =
  *     CloudRedisSettings.newBuilder().setEndpoint(myEndpoint).build();
  * CloudRedisClient cloudRedisClient = CloudRedisClient.create(cloudRedisSettings);
@@ -128,8 +137,11 @@
  * the wire:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings cloudRedisSettings =
  *     CloudRedisSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -231,8 +243,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
@@ -270,8 +285,11 @@ public final ListInstancesPagedResponse listInstances(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
@@ -306,8 +324,11 @@ public final ListInstancesPagedResponse listInstances(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -345,8 +366,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -385,8 +409,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -420,8 +447,11 @@ public final UnaryCallable<ListInstancesRequest, ListInstancesResponse> listInst
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   Instance response = cloudRedisClient.getInstance(name);
@@ -446,8 +476,11 @@ public final Instance getInstance(InstanceName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   Instance response = cloudRedisClient.getInstance(name);
@@ -471,8 +504,11 @@ public final Instance getInstance(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -496,8 +532,11 @@ public final Instance getInstance(GetInstanceRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -521,8 +560,11 @@ public final UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
@@ -550,8 +592,11 @@ public final InstanceAuthString getInstanceAuthString(InstanceName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
@@ -577,8 +622,11 @@ public final InstanceAuthString getInstanceAuthString(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceAuthStringRequest request =
    *       GetInstanceAuthStringRequest.newBuilder()
@@ -603,8 +651,11 @@ public final InstanceAuthString getInstanceAuthString(GetInstanceAuthStringReque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceAuthStringRequest request =
    *       GetInstanceAuthStringRequest.newBuilder()
@@ -640,8 +691,11 @@ public final InstanceAuthString getInstanceAuthString(GetInstanceAuthStringReque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   String instanceId = "instanceId902024336";
@@ -694,8 +748,11 @@ public final OperationFuture<Instance, Any> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   String instanceId = "instanceId902024336";
@@ -748,8 +805,11 @@ public final OperationFuture<Instance, Any> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -786,8 +846,11 @@ public final OperationFuture<Instance, Any> createInstanceAsync(CreateInstanceRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -825,8 +888,11 @@ public final OperationFuture<Instance, Any> createInstanceAsync(CreateInstanceRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -855,8 +921,11 @@ public final UnaryCallable<CreateInstanceRequest, Operation> createInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FieldMask updateMask = FieldMask.newBuilder().build();
    *   Instance instance = Instance.newBuilder().build();
@@ -890,8 +959,11 @@ public final OperationFuture<Instance, Any> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -920,8 +992,11 @@ public final OperationFuture<Instance, Any> updateInstanceAsync(UpdateInstanceRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -951,8 +1026,11 @@ public final OperationFuture<Instance, Any> updateInstanceAsync(UpdateInstanceRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -976,8 +1054,11 @@ public final UnaryCallable<UpdateInstanceRequest, Operation> updateInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   String redisVersion = "redisVersion-1972584739";
@@ -1008,8 +1089,11 @@ public final OperationFuture<Instance, Any> upgradeInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   String redisVersion = "redisVersion-1972584739";
@@ -1037,8 +1121,11 @@ public final OperationFuture<Instance, Any> upgradeInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1063,8 +1150,11 @@ public final OperationFuture<Instance, Any> upgradeInstanceAsync(UpgradeInstance
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1090,8 +1180,11 @@ public final OperationFuture<Instance, Any> upgradeInstanceAsync(UpgradeInstance
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1121,8 +1214,11 @@ public final UnaryCallable<UpgradeInstanceRequest, Operation> upgradeInstanceCal
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = "name3373707";
    *   InputConfig inputConfig = InputConfig.newBuilder().build();
@@ -1156,8 +1252,11 @@ public final OperationFuture<Instance, Any> importInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1188,8 +1287,11 @@ public final OperationFuture<Instance, Any> importInstanceAsync(ImportInstanceRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1221,8 +1323,11 @@ public final OperationFuture<Instance, Any> importInstanceAsync(ImportInstanceRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1251,8 +1356,11 @@ public final UnaryCallable<ImportInstanceRequest, Operation> importInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = "name3373707";
    *   OutputConfig outputConfig = OutputConfig.newBuilder().build();
@@ -1285,8 +1393,11 @@ public final OperationFuture<Instance, Any> exportInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1316,8 +1427,11 @@ public final OperationFuture<Instance, Any> exportInstanceAsync(ExportInstanceRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1348,8 +1462,11 @@ public final OperationFuture<Instance, Any> exportInstanceAsync(ExportInstanceRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1374,8 +1491,11 @@ public final UnaryCallable<ExportInstanceRequest, Operation> exportInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
@@ -1409,8 +1529,11 @@ public final OperationFuture<Instance, Any> failoverInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
@@ -1444,8 +1567,11 @@ public final OperationFuture<Instance, Any> failoverInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1471,8 +1597,11 @@ public final OperationFuture<Instance, Any> failoverInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1498,8 +1627,11 @@ public final OperationFuture<Instance, Any> failoverInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1522,8 +1654,11 @@ public final UnaryCallable<FailoverInstanceRequest, Operation> failoverInstanceC
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   cloudRedisClient.deleteInstanceAsync(name).get();
@@ -1548,8 +1683,11 @@ public final OperationFuture<Empty, Any> deleteInstanceAsync(InstanceName name)
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   cloudRedisClient.deleteInstanceAsync(name).get();
@@ -1573,8 +1711,11 @@ public final OperationFuture<Empty, Any> deleteInstanceAsync(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1598,8 +1739,11 @@ public final OperationFuture<Empty, Any> deleteInstanceAsync(DeleteInstanceReque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1624,8 +1768,11 @@ public final OperationFuture<Empty, Any> deleteInstanceAsync(DeleteInstanceReque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1648,8 +1795,11 @@ public final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   RescheduleMaintenanceRequest.RescheduleType rescheduleType =
@@ -1689,8 +1839,11 @@ public final OperationFuture<Instance, Any> rescheduleMaintenanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   RescheduleMaintenanceRequest.RescheduleType rescheduleType =
@@ -1730,8 +1883,11 @@ public final OperationFuture<Instance, Any> rescheduleMaintenanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
@@ -1757,8 +1913,11 @@ public final OperationFuture<Instance, Any> rescheduleMaintenanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
@@ -1784,8 +1943,11 @@ public final OperationFuture<Instance, Any> rescheduleMaintenanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisSettings.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
index 347d6a82ca27..651476cfa599 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
@@ -57,16 +57,16 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings.Builder cloudRedisSettingsBuilder = CloudRedisSettings.newBuilder();
  * cloudRedisSettingsBuilder
  *     .getInstanceSettings()
  *     .setRetrySettings(
- *         cloudRedisSettingsBuilder
- *             .getInstanceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         cloudRedisSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * CloudRedisSettings cloudRedisSettings = cloudRedisSettingsBuilder.build();
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/package-info.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/package-info.java
index 9b934c1ddd1e..18a35816ee94 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/package-info.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/package-info.java
@@ -45,8 +45,11 @@
  * <p>Sample for CloudRedisClient:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudRedisClient.getInstance(name);
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
index d123b8b33e1e..29c5a90784af 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
@@ -91,16 +91,16 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisStubSettings.Builder cloudRedisSettingsBuilder = CloudRedisStubSettings.newBuilder();
  * cloudRedisSettingsBuilder
  *     .getInstanceSettings()
  *     .setRetrySettings(
- *         cloudRedisSettingsBuilder
- *             .getInstanceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         cloudRedisSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * CloudRedisStubSettings cloudRedisSettings = cloudRedisSettingsBuilder.build();
diff --git a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/HttpJsonCloudRedisStub.java b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/HttpJsonCloudRedisStub.java
index 75d733065bde..2279f741fd11 100644
--- a/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/HttpJsonCloudRedisStub.java
+++ b/java-redis/google-cloud-redis/src/main/java/com/google/cloud/redis/v1beta1/stub/HttpJsonCloudRedisStub.java
@@ -204,7 +204,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -245,7 +245,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -284,7 +284,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -323,7 +323,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -362,7 +362,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -401,7 +401,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -476,7 +476,7 @@ public class HttpJsonCloudRedisStub extends CloudRedisStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
index c7cfca1c3097..cd6931c6db72 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings cloudRedisSettings =
         CloudRedisSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetCredentialsProvider1.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetCredentialsProvider1.java
index d6e35229b2a9..1392da5f2a88 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetCredentialsProvider1.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider1() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings cloudRedisSettings =
         CloudRedisSettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetEndpoint.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetEndpoint.java
index 122eabb87ed3..656e0d53cb81 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetEndpoint.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings cloudRedisSettings =
         CloudRedisSettings.newBuilder().setEndpoint(myEndpoint).build();
     CloudRedisClient cloudRedisClient = CloudRedisClient.create(cloudRedisSettings);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/AsyncCreateInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/AsyncCreateInstance.java
index a36bd3e1c677..522f8fa00f49 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/AsyncCreateInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/AsyncCreateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
index d5f6c12d0e70..435e6c010f34 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstance.java
index 7c7a31868010..daf1c8856fe1 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
index 04dc7e0460a6..74ff186d751c 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceLocationnameStringInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       String instanceId = "instanceId902024336";
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
index bb18df0c5928..0300ac1494b0 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceStringStringInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       String instanceId = "instanceId902024336";
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
index d021fb930f5f..9ca56783df23 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
index d16e1e404875..2f69a332d946 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
index 68e341cc788c..b237a64d3b45 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
index 0ada0e1d05fc..9036db1696aa 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       cloudRedisClient.deleteInstanceAsync(name).get();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
index 1188b53535db..b3c30c3ea06d 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       cloudRedisClient.deleteInstanceAsync(name).get();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/AsyncExportInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/AsyncExportInstance.java
index 4e4aa5841028..2f795a0d4b30 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/AsyncExportInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/AsyncExportInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncExportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
index fde369e6485b..010086c51f4a 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncExportInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/SyncExportInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/SyncExportInstance.java
index 093f0ee4b347..d154784ea71d 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/SyncExportInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/SyncExportInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncExportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
index 00726e94f34e..cd8ff91e5137 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncExportInstanceStringOutputconfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = "name3373707";
       OutputConfig outputConfig = OutputConfig.newBuilder().build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
index 80772397f2e9..bb70bf79cbdb 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFailoverInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
index 502902052c17..13d03d34bbbe 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFailoverInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
index f919107bb382..94d5a6545135 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFailoverInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
index 512e7148dab3..6112eaf72306 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
index fb90df6edd1f..884f3656f8fe 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncFailoverInstanceStringFailoverinstancerequestdataprotectionmode()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/AsyncGetInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/AsyncGetInstance.java
index f2a073274626..7759cbe102b7 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/AsyncGetInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/AsyncGetInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstance.java
index 3bdcb704de10..96c4ace9dc6c 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
index 3bb4b5eb3279..692e26c5de82 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       Instance response = cloudRedisClient.getInstance(name);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstanceString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstanceString.java
index 4e8ad48b925f..f96b31f183d3 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstanceString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstance/SyncGetInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       Instance response = cloudRedisClient.getInstance(name);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
index dbb2ba9917df..378244deccb0 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstanceAuthString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceAuthStringRequest request =
           GetInstanceAuthStringRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
index 68e7c5fd4090..08d610e25f27 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceAuthStringRequest request =
           GetInstanceAuthStringRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
index 74af0d120801..d96f02cb8a5f 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthStringInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
index f318832eb93d..9d41a9676722 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/AsyncImportInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/AsyncImportInstance.java
index 3012e27abdcb..88a41bbe9785 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/AsyncImportInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/AsyncImportInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncImportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
index 9c29bd06d2c3..f6c1bf3b39c7 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncImportInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/SyncImportInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/SyncImportInstance.java
index c79f9b38ac53..92e86a27bd1b 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/SyncImportInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/SyncImportInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncImportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
index 19273c723632..60daa0d2d180 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncImportInstanceStringInputconfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = "name3373707";
       InputConfig inputConfig = InputConfig.newBuilder().build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/AsyncListInstances.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/AsyncListInstances.java
index 8dbc9fed791a..8edf97535a10 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/AsyncListInstances.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/AsyncListInstances.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/AsyncListInstancesPaged.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
index d33b6c496ce1..e00a96662dee 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstancesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstances.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstances.java
index eee98ebe7fb3..84b41a551630 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstances.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstances.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstancesLocationname.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
index 2c8a14e46505..1ead72fdb028 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstancesString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstancesString.java
index 880787c96f72..7514bc57c243 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstancesString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/listinstances/SyncListInstancesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
index 552c9a909c84..077273399ff2 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRescheduleMaintenance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
index 0a969adb092b..c40b9646d390 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRescheduleMaintenanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
index b89b517a8754..58637f5f1440 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRescheduleMaintenance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
index a12d3ce0689f..bbef68157e59 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   public static void
       syncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp()
           throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       RescheduleMaintenanceRequest.RescheduleType rescheduleType =
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
index d36b725af68b..aecb6cc3e541 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   public static void
       syncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp()
           throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       RescheduleMaintenanceRequest.RescheduleType rescheduleType =
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/AsyncUpdateInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
index 0d73b70e7d1e..3b1da36503ec 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
index ea7bf5f001cf..43b0e90dd208 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/SyncUpdateInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/SyncUpdateInstance.java
index 7460eb1ee150..a83b171bb7b0 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/SyncUpdateInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/SyncUpdateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
index e78ddd190fb6..87b6f1473e2c 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstanceFieldmaskInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FieldMask updateMask = FieldMask.newBuilder().build();
       Instance instance = Instance.newBuilder().build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
index 27287237795a..61de81f6d78c 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpgradeInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
index cc95739f8550..1c264353aaec 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpgradeInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
index e3daecf4fe6d..ece779c63091 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
index aef01d2b2680..a0e9b6239d52 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstanceInstancenameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       String redisVersion = "redisVersion-1972584739";
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
index ccb937ac1033..5483ecf8035f 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstanceStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       String redisVersion = "redisVersion-1972584739";
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredissettings/getinstance/SyncGetInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredissettings/getinstance/SyncGetInstance.java
index 069a43adbe75..14700e1dbd0a 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredissettings/getinstance/SyncGetInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/cloudredissettings/getinstance/SyncGetInstance.java
@@ -27,16 +27,16 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings.Builder cloudRedisSettingsBuilder = CloudRedisSettings.newBuilder();
     cloudRedisSettingsBuilder
         .getInstanceSettings()
         .setRetrySettings(
-            cloudRedisSettingsBuilder
-                .getInstanceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            cloudRedisSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     CloudRedisSettings cloudRedisSettings = cloudRedisSettingsBuilder.build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
index a5129fc09317..63fd63254368 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
@@ -27,16 +27,16 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisStubSettings.Builder cloudRedisSettingsBuilder = CloudRedisStubSettings.newBuilder();
     cloudRedisSettingsBuilder
         .getInstanceSettings()
         .setRetrySettings(
-            cloudRedisSettingsBuilder
-                .getInstanceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            cloudRedisSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     CloudRedisStubSettings cloudRedisSettings = cloudRedisSettingsBuilder.build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
index cfd9fc80f7d4..84b8b68262bb 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings cloudRedisSettings =
         CloudRedisSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider1.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider1.java
index 61ca0b735f13..c18e6b1f252c 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider1.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider1() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings cloudRedisSettings =
         CloudRedisSettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetEndpoint.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetEndpoint.java
index b6234a302ca7..dc877d2084a7 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetEndpoint.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings cloudRedisSettings =
         CloudRedisSettings.newBuilder().setEndpoint(myEndpoint).build();
     CloudRedisClient cloudRedisClient = CloudRedisClient.create(cloudRedisSettings);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstance.java
index 59c4f0fd66ea..96519758d6d1 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
index 8a8154c496ee..35fea74142f9 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstance.java
index fedb0e4ddbec..ba5cd839a185 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
index 55af3c168b5b..4a0d38a85961 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceLocationnameStringInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       String instanceId = "instanceId902024336";
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
index 1e777a7015fb..e3af6e6083ac 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceStringStringInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       String instanceId = "instanceId902024336";
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
index b7fb20b691f3..be1676aca8f9 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
index ddb78118cd10..d1eb442ee80a 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
index c8916d3582ee..33b0ebb99ebe 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
index 2e63ba9fedda..942b4b99e37d 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       cloudRedisClient.deleteInstanceAsync(name).get();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
index 51230d5a2402..64add1b20cd6 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       cloudRedisClient.deleteInstanceAsync(name).get();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstance.java
index ad57c58e7e56..dfef10de39dd 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncExportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
index 8534bf3ee717..4eb0cd23e071 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncExportInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstance.java
index 3f2cc0e56662..0a6078e327a2 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncExportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
index d2b36f90a158..1e3a19f42b27 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncExportInstanceStringOutputconfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = "name3373707";
       OutputConfig outputConfig = OutputConfig.newBuilder().build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
index 908d016b7e59..a6cf421f4854 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFailoverInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
index 9424f43065b1..05f0f05aec4d 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFailoverInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
index 845c470c4da4..f5c369f45f1d 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFailoverInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
index 3a534cd4444d..7fdd68b0a190 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
index af21b9309f2c..54d5a60b95f7 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncFailoverInstanceStringFailoverinstancerequestdataprotectionmode()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/AsyncGetInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/AsyncGetInstance.java
index b2147500ef68..a447cd39e750 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/AsyncGetInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/AsyncGetInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstance.java
index d68e05277b32..4bc00a7ab7a9 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
index 97b599056887..e22472c887d1 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       Instance response = cloudRedisClient.getInstance(name);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceString.java
index 92ff58b94dc5..1d3b9298088d 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       Instance response = cloudRedisClient.getInstance(name);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
index 1adc84838eb1..070ea20e4e11 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstanceAuthString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceAuthStringRequest request =
           GetInstanceAuthStringRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
index 44666a4cc970..9bf0be720f4e 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceAuthStringRequest request =
           GetInstanceAuthStringRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
index 9aab155d9058..51ccae536e42 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthStringInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
index b9ffffca54b8..2099b73459f0 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstance.java
index cdf2776d77ed..d35688f4867e 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncImportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
index 74e69879e2cd..da4076dc2628 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncImportInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstance.java
index 4482b6805908..91af8a59c538 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncImportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
index bc0092ca1581..074dea83e1de 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncImportInstanceStringInputconfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = "name3373707";
       InputConfig inputConfig = InputConfig.newBuilder().build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstances.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstances.java
index f4d15eb731fd..666111e35e52 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstances.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstances.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstancesPaged.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
index 4fda4467d4d8..b528de4cfac3 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstancesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstances.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstances.java
index c76dc3b7a7cf..8b44b76ab937 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstances.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstances.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesLocationname.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
index 3b16874b2f59..074b04ba05d1 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesString.java
index fd896631abb5..32a46245a8a1 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
index 6da21f92b498..6afd7c602aa7 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRescheduleMaintenance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
index 2e4486d49493..d37e56f91822 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRescheduleMaintenanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
index e5aa6c343867..8b8238870a16 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRescheduleMaintenance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
index 8e4e5e99ecc4..3cb0db55f373 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   public static void
       syncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp()
           throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       RescheduleMaintenanceRequest.RescheduleType rescheduleType =
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
index 686b3760c8d2..ec59dafbe34f 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   public static void
       syncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp()
           throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       RescheduleMaintenanceRequest.RescheduleType rescheduleType =
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
index a8250d4dae96..5e60c29ba858 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
index b8702e6ade70..fcbc0ff7636e 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstance.java
index 3e2e71b8206e..f1bea39c8fea 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
index 2580dcde7b95..d400476d730b 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstanceFieldmaskInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FieldMask updateMask = FieldMask.newBuilder().build();
       Instance instance = Instance.newBuilder().build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
index e94e34c9205a..9f91d32f6314 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpgradeInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
index daae237f8b7a..9837b002141b 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpgradeInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
index 2860730b5876..54ad26057c84 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
index 20bc73d1dffb..b2249259dff6 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstanceInstancenameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       String redisVersion = "redisVersion-1972584739";
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
index d5e491b2aa25..4dfc6e9b852e 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstanceStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       String redisVersion = "redisVersion-1972584739";
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredissettings/getinstance/SyncGetInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredissettings/getinstance/SyncGetInstance.java
index 83c803548225..23079cfa362e 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredissettings/getinstance/SyncGetInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/cloudredissettings/getinstance/SyncGetInstance.java
@@ -27,16 +27,16 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings.Builder cloudRedisSettingsBuilder = CloudRedisSettings.newBuilder();
     cloudRedisSettingsBuilder
         .getInstanceSettings()
         .setRetrySettings(
-            cloudRedisSettingsBuilder
-                .getInstanceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            cloudRedisSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     CloudRedisSettings cloudRedisSettings = cloudRedisSettingsBuilder.build();
diff --git a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
index 3721e3591d90..5f1112005772 100644
--- a/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
+++ b/java-redis/samples/snippets/generated/com/google/cloud/redis/v1beta1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
@@ -27,16 +27,16 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisStubSettings.Builder cloudRedisSettingsBuilder = CloudRedisStubSettings.newBuilder();
     cloudRedisSettingsBuilder
         .getInstanceSettings()
         .setRetrySettings(
-            cloudRedisSettingsBuilder
-                .getInstanceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            cloudRedisSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     CloudRedisStubSettings cloudRedisSettings = cloudRedisSettingsBuilder.build();