diff --git a/src/renderer/src/AixPPTist/src/api/classcourse.ts b/src/renderer/src/AixPPTist/src/api/classcourse.ts
index 30e65e8..a3c7693 100644
--- a/src/renderer/src/AixPPTist/src/api/classcourse.ts
+++ b/src/renderer/src/AixPPTist/src/api/classcourse.ts
@@ -7,6 +7,7 @@ import { sessionStore } from '@/utils/store' // electron-store 状态管理
 import * as useStore from '../store' // pptist-状态管理
 import ChatWs from '@/plugins/socket' // 聊天socket
 import msgUtils from '@/plugins/modal' // 消息工具
+import * as Fullscreen  from '../utils/fullscreen' // 全屏
 
 const slidesStore = useStore.useSlidesStore() // 幻灯片-状态管理
 const screenStore = useStore.useScreenStore() // 全屏-状态管理
@@ -27,7 +28,9 @@ export class Classcourse {
   load() {
     console.log('classcourse-load', classcourse)
     // 打开全屏
-    screenStore.setScreening(!!classcourse)
+    const isCourse = !!classcourse
+    if (isCourse) Fullscreen.enterFullscreen()
+    screenStore.setScreening(isCourse)
     // 如果课堂信息有值，则连接socket
     if (!!classcourse) {
       // 连接socket