diff --git a/FAQ.md b/FAQ.md
index 635d8d6..c3b03ea 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -846,6 +846,7 @@ Then on the controlling side, you can use [default-connect-password option](http
 
 
 > User: Yes, I stopped the service via the tray icon in Windows. My mistake! The problem is solved. Sorry for taking up your time.
+> So I had to completely uninstall my previous installation of Rustdesk (delete all hidden files in AppData etc).
 
 # Key mismatch