1.添加新的权限

app/src/main/AndroidManifest.xml

     <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
 
+    <uses-permission android:name="android.permission.BLUETOOTH"/>
+    <uses-permission android:name="android.permission.LOCAL_MAC_ADDRESS" />
+    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
+
+
     <application
         android:name=".ManageApplication"
         android:allowBackup="true"