diff --git a/FAQ.md b/FAQ.md
index 8ebb1fb..8c18de5 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -245,6 +245,8 @@ Possible reasons
 - https://github.com/rustdesk/rustdesk-server-pro/discussions/386#discussioncomment-10631971
 - The controlled side is configured with wrong key 
 
+Please check [access log](https://github.com/rustdesk/rustdesk/wiki/FAQ#access-logs) on controlled side, together with `hbbs` and `hbbr` log, you can find more clues.
+
 # Force relay
 
 >  RustDesk >= 1.2.0