diff --git a/app.js b/app.js
index f8cbe89..9d2d93a 100644
--- a/app.js
+++ b/app.js
@@ -61,6 +61,12 @@ function createWindow() {
   }
 }
 
+// 限制只能启动一个应用
+const gotTheLock = app.requestSingleInstanceLock()
+if (!gotTheLock) {
+  app.quit()
+}
+
 app.whenReady().then(createWindow)
 
 app.on('ready',()=>{
diff --git a/components.d.ts b/components.d.ts
index 48d0a2b..b6817ad 100644
--- a/components.d.ts
+++ b/components.d.ts
@@ -23,6 +23,7 @@ declare module 'vue' {
     NPopover: typeof import('naive-ui')['NPopover']
     NScrollbar: typeof import('naive-ui')['NScrollbar']
     NSlider: typeof import('naive-ui')['NSlider']
+    NSwitch: typeof import('naive-ui')['NSwitch']
     NTooltip: typeof import('naive-ui')['NTooltip']
     PlayBottom: typeof import('./src/components/common/PlayBottom.vue')['default']
     PlayListsItem: typeof import('./src/components/common/PlayListsItem.vue')['default']