diff --git a/src/components/StupWizard/index.tsx b/src/components/StupWizard/index.tsx
index 58b8c91..13a4051 100644
--- a/src/components/StupWizard/index.tsx
+++ b/src/components/StupWizard/index.tsx
@@ -158,7 +158,7 @@ const VideoComponents = () => {
             <span>摄像头：</span>
             <Select
               placeholder={videoDeviceManager.list.length ? '请选择设备' : '未检测到摄像头'}
-              options={videoDeviceManager.list} style={{ flexGrow: 1 }}
+              options={videoDeviceManager.list} style={{ flexGrow: 1, marginRight: '10px' }}
               value={videoDeviceManager.item} onChange={async (e) => {
                 const setting = await JSON.parse(storage.getItem('setting') as string)
                 setting.videoDeviceId = e;
@@ -168,7 +168,8 @@ const VideoComponents = () => {
                   item: e
                 })
                 agora.setVideoDeviceManager(e)
-              }} />;
+              }} />
+            <span>解释说明：如未检测到摄像头请插拔后重试</span>
           </div>
         </div>
       </div>