diff --git a/src/main/presenter/windowPresenter/index.ts b/src/main/presenter/windowPresenter/index.ts
index a05201bf7..89c3c8812 100644
--- a/src/main/presenter/windowPresenter/index.ts
+++ b/src/main/presenter/windowPresenter/index.ts
@@ -55,6 +55,17 @@ export class WindowPresenter implements IWindowPresenter {
       event.returnValue = event.sender.id
     })
 
+    ipcMain.on('close-floating-window', (event) => {
+      // 检查发送者是否是悬浮聊天窗口
+      const webContentsId = event.sender.id
+      if (
+        this.floatingChatWindow &&
+        this.floatingChatWindow.getWindow()?.webContents.id === webContentsId
+      ) {
+        this.hideFloatingChatWindow()
+      }
+    })
+
     // 监听应用即将退出的事件，设置退出标志，避免窗口关闭时触发隐藏逻辑
     app.on('before-quit', () => {
       console.log('App is quitting, setting isQuitting flag.')
diff --git a/src/renderer/src/App.vue b/src/renderer/src/App.vue
index 9bc2b2d67..dd0532ff7 100644
--- a/src/renderer/src/App.vue
+++ b/src/renderer/src/App.vue
@@ -169,6 +169,13 @@ const handleGoSettings = () => {
   }
 }
 
+// 处理ESC键 - 关闭悬浮聊天窗口
+const handleEscKey = (event: KeyboardEvent) => {
+  if (event.key === 'Escape') {
+    window.electron.ipcRenderer.send('close-floating-window')
+  }
+}
+
 getInitComplete()
 
 onMounted(() => {
@@ -179,6 +186,8 @@ onMounted(() => {
   document.body.classList.add(themeStore.themeMode)
   document.body.classList.add(settingsStore.fontSizeClass)
 
+  window.addEventListener('keydown', handleEscKey)
+
   // 监听全局错误通知事件
   window.electron.ipcRenderer.on(NOTIFICATION_EVENTS.SHOW_ERROR, (_event, error) => {
     showErrorToast(error)
@@ -287,6 +296,8 @@ onBeforeUnmount(() => {
     errorDisplayTimer.value = null
   }
 
+  window.removeEventListener('keydown', handleEscKey)
+
   // 移除快捷键事件监听
   window.electron.ipcRenderer.removeAllListeners(SHORTCUT_EVENTS.ZOOM_IN)
   window.electron.ipcRenderer.removeAllListeners(SHORTCUT_EVENTS.ZOOM_OUT)