diff --git a/pages/application/onlinexxks/video_study.vue b/pages/application/onlinexxks/video_study.vue
index 8ee7bf3..ed8f4f5 100644
--- a/pages/application/onlinexxks/video_study.vue
+++ b/pages/application/onlinexxks/video_study.vue
@@ -523,9 +523,7 @@ export default {
         CHAPTER_ID: this.videoData.CHAPTER_ID,
         VIDEOCOURSEWARE_ID: this.videoData.VIDEOCOURSEWARE_ID,
       })
-      if (videoContext && videoContext.fullScreen) {
-        videoContext.exitFullScreen()
-      }
+      videoContext && videoContext.exitFullScreen()
       const resData = await this.post('/app/user/getUserFace', {
         USERNAME: loginUser.NAME,
         USER_ID: loginUser.USER_ID,