diff --git a/en/hms-analytics.md b/en/hms-analytics.md
index c73d2a0..6a50528 100644
--- a/en/hms-analytics.md
+++ b/en/hms-analytics.md
@@ -16,7 +16,11 @@
 
 ### Version Update Description
 
-- Latest Version：[3.x] 2.3.5_6.12.0.300
+- Latest Version: [3.x] 2.4.0_6.12.0.301
+
+    - SDK upgrade to 6.12.0.301
+
+- [3.x] 2.3.5_6.12.0.300
     - Improve internal implementation
 
     - SDK upgrade to 6.12.0.300
diff --git a/en/hw-mmsdk.md b/en/hw-mmsdk.md
index df3142f..0670cdd 100644
--- a/en/hw-mmsdk.md
+++ b/en/hw-mmsdk.md
@@ -21,7 +21,11 @@ Clients integrated with the Game Multimedia Service SDK input voice information
 
 ## Version Update Instructions
 
-- Current version:[3.x]1.0.12_1.12.2.300
+- Current version:[3.x]1.1.0_1.13.1.300
+
+    - Upgrade the SDK to 1.13.1.300
+
+- [3.x]1.0.12_1.12.2.300
 
     - Improve internal implementation
     - Upgrade the SDK to 1.12.2.300
@@ -598,6 +602,76 @@ huawei.game.mmsdk.mmsdkService.once(huawei.game.mmsdk.API_EVENT_LIST.isEnableSpa
 })
 huawei.game.mmsdk.mmsdkService.isEnableSpatialSound("XXX");
 ```
+
+#### Turn on/off voice changes
+
+`enableVoiceConversion (roomId: string, voiceType: number): int;`
+
+[Guide](https://developer.huawei.com/consumer/cn/doc/AppGallery-connect-Guides/gamemme-voiceconversion-android-0000001772670850)
+
+Parameter Description
+
+|Parameter|Description|
+|-|-|
+|roomId|Room ID|
+|voiceType|Sound change type: Original sound type: Disable sound change|
+
+Code Example
+
+```TypeScript
+let result = huawei.game.mmsdk.mmsdkService.enableVoiceConversion(this._teamRoomId, huawei.game.mmsdk.VoiceType.LOLITA);
+```
+
+#### Query the type of sound change
+
+`getVoiceConversionType (roomId: string): int;`
+
+[Guide](https://developer.huawei.com/consumer/cn/doc/AppGallery-connect-Guides/gamemme-voiceconversion-android-0000001772670850)
+
+Parameter Description
+
+|Parameter|Description|
+|-|-|
+|roomId|Room ID|
+
+Code Example
+
+```TypeScript
+let result = huawei.game.mmsdk.mmsdkService.getVoiceConversionType(this._teamRoomId);
+```
+
+#### Test the sound effect
+
+`enableEarsBack (enable: boolean): int;`
+
+[Guide](https://developer.huawei.com/consumer/cn/doc/AppGallery-connect-Guides/gamemme-voiceconversion-android-0000001772670850)
+
+Parameter Description
+
+|Parameter|Description|
+|-|-|
+|enable|Turn on/off|
+
+Code Example
+
+```TypeScript
+let result = huawei.game.mmsdk.mmsdkService.enableEarsBack(true);
+```
+
+#### Check the status of the in-ear monitors
+
+`isEarsBackEnable (): boolean;`
+
+[Guide](https://developer.huawei.com/consumer/cn/doc/AppGallery-connect-Guides/gamemme-voiceconversion-android-0000001772670850)
+
+
+Code Example
+
+```TypeScript
+let result = huawei.game.mmsdk.mmsdkService.isEarsBackEnable();
+```
+
+
 #### Join Range Voice Room
 
 
diff --git a/zh/hms-analytics.md b/zh/hms-analytics.md
index 667d789..b8ccf3b 100644
--- a/zh/hms-analytics.md
+++ b/zh/hms-analytics.md
@@ -16,7 +16,11 @@
 
 ### 版本更新说明
 
-- 当前版本：[3.x] 2.3.5_6.12.0.300
+- 当前版本：[3.x] 2.4.0_6.12.0.301
+
+    - SDK 升级到 6.12.0.301
+
+- 版本：[3.x] 2.3.5_6.12.0.300
 
     - 完善内部实现
 
diff --git a/zh/hw-mmsdk.md b/zh/hw-mmsdk.md
index 1abfe78..75d842d 100644
--- a/zh/hw-mmsdk.md
+++ b/zh/hw-mmsdk.md
@@ -23,7 +23,10 @@
 
 ## 版本更新说明
 
-- 当前版本：[3.x]1.0.12_1.12.2.300
+- 当前版本：[3.x]1.1.0_1.13.1.300
+    - SDK 升级到 1.13.1.300
+
+- [3.x]1.0.12_1.12.2.300
 
     - 完善内部实现
     - SDK 升级到 1.12.2.300
@@ -669,6 +672,74 @@ huawei.game.mmsdk.mmsdkService.once(huawei.game.mmsdk.API_EVENT_LIST.onJoinRange
 huawei.game.mmsdk.mmsdkService.joinRangeRoom("XXX");
 ```
 
+#### 开启/关闭房间内语音变声
+
+`enableVoiceConversion (roomId: string, voiceType: number): int;`
+
+[指南](https://developer.huawei.com/consumer/cn/doc/AppGallery-connect-Guides/gamemme-voiceconversion-android-0000001772670850)
+
+参数说明
+
+|参数|说明|
+|-|-|
+|roomId|房间ID|
+|voiceType|变声类型,原声类型表示关闭变声|
+
+代码示例
+
+```TypeScript
+let result = huawei.game.mmsdk.mmsdkService.enableVoiceConversion(this._teamRoomId, huawei.game.mmsdk.VoiceType.LOLITA);
+```
+
+#### 查询当前房间的变声类型
+
+`getVoiceConversionType (roomId: string): int;`
+
+[指南](https://developer.huawei.com/consumer/cn/doc/AppGallery-connect-Guides/gamemme-voiceconversion-android-0000001772670850)
+
+参数说明
+
+|参数|说明|
+|-|-|
+|roomId|房间ID|
+
+代码示例
+
+```TypeScript
+let result = huawei.game.mmsdk.mmsdkService.getVoiceConversionType(this._teamRoomId);
+```
+
+#### 测试变声效果
+
+`enableEarsBack (enable: boolean): int;`
+
+[指南](https://developer.huawei.com/consumer/cn/doc/AppGallery-connect-Guides/gamemme-voiceconversion-android-0000001772670850)
+
+参数说明
+
+|参数|说明|
+|-|-|
+|enable|开启关闭|
+
+代码示例
+
+```TypeScript
+let result = huawei.game.mmsdk.mmsdkService.enableEarsBack(true);
+```
+
+#### 查询耳返是否已开启
+
+`isEarsBackEnable (): boolean;`
+
+[指南](https://developer.huawei.com/consumer/cn/doc/AppGallery-connect-Guides/gamemme-voiceconversion-android-0000001772670850)
+
+
+代码示例
+
+```TypeScript
+let result = huawei.game.mmsdk.mmsdkService.isEarsBackEnable();
+```
+
 ### 实时信令
 
 #### 点对点发送消息