diff --git a/README.md b/README.md
index 244586f2470897e3c19fbb4fc74e9ee832796645..2419261d3df11dd5a43a5925b063bbd03216ae86 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,12 @@
 - ## Flutter Sound user: your [documentation is there](https://flutter-sound.canardoux.xyz/readme.html)
 - ## The [CHANGELOG file is here](https://flutter-sound.canardoux.xyz/changelog.html)
 
+
+
+### FAQ
+1、In ohos, recording supports only M4A.(在ohos中，录音仅支持M4A)
+
+2、In ohos, streaming recording and playback of feeds are not  supports.(在ohos中，不支持feed流式录音及播放)
+
+
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