diff --git a/main.js b/main.js
index 8a06cc8..a42b159 100644
--- a/main.js
+++ b/main.js
@@ -52,26 +52,6 @@ class AppWindow extends BrowserWindow {
         });
     }
 }
-
-function showWindow() {
-    // 如果主窗口已经存在但被最小化了，则恢复显示
-    if (mainWindow && mainWindow.isMinimized()) {
-        mainWindow.show();
-        console.log(3);
-    }
-    // 如果主窗口已存在但不是焦点窗口，则将其置为焦点
-    if (mainWindow && !mainWindow.isFocused()) {
-        console.log(2);
-        mainWindow.show();
-        mainWindow.focus();
-    }
-    // 如果主窗口还没有被创建，则创建它
-    if (!mainWindow) {
-        console.log(1);
-        createWindow();
-    }
-}
-
 function quit() {
     app.quit()
 }
diff --git a/src/page/Meeting/index.tsx b/src/page/Meeting/index.tsx
index 9894063..f347871 100644
--- a/src/page/Meeting/index.tsx
+++ b/src/page/Meeting/index.tsx
@@ -14,7 +14,7 @@ import { agora } from '@/utils/package/agora'
 import { onInvoke, onSignalr, offSignalr } from '@/utils/package/signalr';
 import dayjs from 'dayjs';
 import durationPlugin from 'dayjs/plugin/duration';
-import { AudioVolumeInfo, ConnectionChangedReasonType, ConnectionStateType, QualityType, RtcConnection, RtcStats, UserOfflineReasonType, VideoSourceType, VideoStreamType } from 'agora-electron-sdk';
+import { AudioVolumeInfo, ConnectionChangedReasonType, ConnectionStateType, LocalVideoStreamReason, LocalVideoStreamState, QualityType, RtcConnection, RtcStats, UserOfflineReasonType, VideoSourceType, VideoStreamType } from 'agora-electron-sdk';
 import Avatar from '@/components/Avatar';
 import SharedFilesModel from '@/components/SharedFilesModel';
 import StupWizard from '@/components/StupWizard';
@@ -190,7 +190,6 @@ const Meeting: React.FC = () => {
   const channel = new BroadcastChannel('meeting_channel');
   useEffect(() => {
     let time: NodeJS.Timeout;
-    let getDesktopCapturerVideoTime: NodeJS.Timeout;
     setUser(userInfo)
     window.electron.getIsMaximized().then((res: boolean) => {
       if (!res) {
@@ -227,7 +226,7 @@ const Meeting: React.FC = () => {
       } = event.data;
       switch (type) {
         case 'shareScreenWindowGetTime':
-          setCurrentSeconds((res=>{
+          setCurrentSeconds((res => {
             channel.postMessage({
               type: 'time',
               time: res,
@@ -395,28 +394,10 @@ const Meeting: React.FC = () => {
         })
       }
     }, 10000);
-    getDesktopCapturerVideoTime = setInterval(() => {
-      setSharedScreenItem((i: any) => {
-        if (i && i.type === 0) {
-          agora.getDesktopCapturerVideo({ width: 0, height: 0 }, { width: 0, height: 0 }, false).then(res => {
-            if (res.length) {
-              let row = res.find((item: any) => item.sourceId === i.sourceId)
-              if (!row) {
-                stopScreenCapture()
-                setSharedScreenItem('')
-                allUserLook(userInfo.uid, userInfo.userName)
-              }
-            }
-          })
-        }
-        return i
-      })
-    }, 3000)
     return () => {
       window.removeEventListener('customStorageChange', handleCustomStorageChange);
       window.removeEventListener('wheel', handleWheelChange);
       clearInterval(time)
-      clearInterval(getDesktopCapturerVideoTime)
     };
   }, []);
 
@@ -1023,6 +1004,13 @@ const Meeting: React.FC = () => {
           message.error('网络断开，请检查网络')
         }
       },
+      onLocalVideoStateChanged: async (source: VideoSourceType, _state: LocalVideoStreamState, reason: LocalVideoStreamReason) => {
+        if (source === 2 && reason === 12) {
+          stopScreenCapture()
+          setSharedScreenItem('')
+          allUserLook(userInfo.uid, userInfo.userName)
+        }
+      }
     })
     if (state.enableCamera) {
       await agora.startCameraCapture()
diff --git a/src/utils/package/agora.ts b/src/utils/package/agora.ts
index 1e18733..c5173bc 100644
--- a/src/utils/package/agora.ts
+++ b/src/utils/package/agora.ts
@@ -15,7 +15,9 @@ import {
   AudioVolumeInfo,
   UserOfflineReasonType,
   ConnectionStateType,
-  ConnectionChangedReasonType
+  ConnectionChangedReasonType,
+  LocalVideoStreamReason,
+  LocalVideoStreamState
 } from "agora-electron-sdk";
 import { GetRoomRtcToken, GetAgoraConf } from "@/api/Home/Index";
 import { storage } from '@/utils';
@@ -111,7 +113,7 @@ export const agora = {
     }, 1000);
   },
   // 事件回调
-  registerEventHandler: ({ onJoinChannelSuccess, onUserJoined, onUserOffline, onAudioVolumeIndication, onNetworkQuality, onRtcStats, onConnectionStateChanged }: any) => {
+  registerEventHandler: ({ onJoinChannelSuccess, onUserJoined, onUserOffline, onAudioVolumeIndication, onNetworkQuality, onRtcStats, onConnectionStateChanged, onLocalVideoStateChanged }: any) => {
     rtcEngine.registerEventHandler({
       // 监听本地用户加入频道事件
       onJoinChannelSuccess: async (connection: RtcConnection, elapsed: number) => {
@@ -153,6 +155,10 @@ export const agora = {
       onConnectionStateChanged: async (connection: RtcConnection, state: ConnectionStateType, reason: ConnectionChangedReasonType) => {
         await onConnectionStateChanged?.(connection, state, reason)
       },
+      // 本地视频状态发生改变回调。
+      onLocalVideoStateChanged: async (source: VideoSourceType, state: LocalVideoStreamState, reason: LocalVideoStreamReason) => {
+        await onLocalVideoStateChanged?.(source, state, reason)
+      },
     });
   },
   // 获取视图模式
diff --git a/vite.config.ts b/vite.config.ts
index 8d788dd..f52346c 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -70,7 +70,9 @@ export default defineConfig({
         AudioVolumeInfo,
         UserOfflineReasonType,
         ConnectionStateType,
-        ConnectionChangedReasonType
+        ConnectionChangedReasonType,
+        LocalVideoStreamState,
+        LocalVideoStreamReason
        } = require("agora-electron-sdk")
       export {
         createAgoraRtcEngine,
@@ -89,7 +91,9 @@ export default defineConfig({
         AudioVolumeInfo,
         UserOfflineReasonType,
         ConnectionStateType,
-        ConnectionChangedReasonType
+        ConnectionChangedReasonType,
+        LocalVideoStreamState,
+        LocalVideoStreamReason
       }
     `,
     })