Update README.md

Author: dujiepeng

README.md

@@ -13,6 +13,9 @@
 
 Demo中使用的音视频是针对声网音视频封装的[EaseCallKit](https://github.com/easemob/ease_call_kit),如果问题，可以通过 [EaseCallKit Issues](https://github.com/easemob/ease_call_kit/issues) 提问
 
+[安卓常见问题](https://github.com/easemob/im_flutter_sdk/blob/stable/docs/Android_QA.md)
+
+[iOS常见问题](https://github.com/easemob/im_flutter_sdk/blob/stable/docs/iOS_QA.md)
 
 
 ## 前期准备