Missing permission caused icon and sound not working on Android older than KitKat

plugin.xml

@@ -130,6 +130,7 @@
 
         <config-file target="AndroidManifest.xml" parent="/manifest">
             <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+            <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
         </config-file>
 
         <lib-file src="libs/android/android-support-v4.jar" />