diff --git a/src/main/kotlin/app/termora/terminal/panel/FloatingToolbarPanel.kt b/src/main/kotlin/app/termora/terminal/panel/FloatingToolbarPanel.kt
index db3c013..e083333 100644
--- a/src/main/kotlin/app/termora/terminal/panel/FloatingToolbarPanel.kt
+++ b/src/main/kotlin/app/termora/terminal/panel/FloatingToolbarPanel.kt
@@ -59,7 +59,6 @@ class FloatingToolbarPanel : FlatToolBar(), Disposable {
 
     init {
         border = FlatRoundBorder()
-        isOpaque = false
         isFocusable = false
         isFloatable = false
         isVisible = false
@@ -195,6 +194,7 @@ class FloatingToolbarPanel : FlatToolBar(), Disposable {
 
     private fun initCloseActionButton(): JButton {
         val btn = JButton(Icons.closeSmall)
+        btn.toolTipText = I18n.getString("termora.floating-toolbar.close-in-current-tab")
         btn.pressedIcon = Icons.closeSmallHovered
         btn.rolloverIcon = Icons.closeSmallHovered
         btn.addActionListener {
diff --git a/src/main/resources/i18n/messages.properties b/src/main/resources/i18n/messages.properties
index 94413f1..bebc36e 100644
--- a/src/main/resources/i18n/messages.properties
+++ b/src/main/resources/i18n/messages.properties
@@ -364,6 +364,7 @@ termora.visual-window.nvidia-smi=NVIDIA SMI
 
 
 termora.floating-toolbar.not-supported=This action is not supported
+termora.floating-toolbar.close-in-current-tab=Close in current tab
 
 
 # zmodem
diff --git a/src/main/resources/i18n/messages_zh_CN.properties b/src/main/resources/i18n/messages_zh_CN.properties
index f96675b..ecaaaab 100644
--- a/src/main/resources/i18n/messages_zh_CN.properties
+++ b/src/main/resources/i18n/messages_zh_CN.properties
@@ -346,6 +346,7 @@ termora.visual-window.system-information.filesystem=文件系统
 termora.visual-window.system-information.used-total=使用 / 大小
 
 termora.floating-toolbar.not-supported=不允许此操作
+termora.floating-toolbar.close-in-current-tab=在当前标签页关闭
 
 
 # zmodem
diff --git a/src/main/resources/i18n/messages_zh_TW.properties b/src/main/resources/i18n/messages_zh_TW.properties
index 050a591..6249701 100644
--- a/src/main/resources/i18n/messages_zh_TW.properties
+++ b/src/main/resources/i18n/messages_zh_TW.properties
@@ -325,6 +325,7 @@ termora.visual-window.system-information.filesystem=檔案系統
 termora.visual-window.system-information.used-total=使用 / 大小
 
 termora.floating-toolbar.not-supported=不允許此操作
+termora.floating-toolbar.close-in-current-tab=在目前標籤頁關閉
 
 # zmodem
 termora.addons.zmodem.skip=跳過
\ No newline at end of file