diff --git a/FAQ.md b/FAQ.md
index 69a6fba..cc876fb 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -311,5 +311,11 @@ https://www.reddit.com/r/rustdesk/comments/1bkeqcv/wake_on_lan_support/
 # SOCKS5 proxy failure
 https://github.com/rustdesk/rustdesk/discussions/6398#discussioncomment-9065991
 
+# Connection reset by the peer
+If it is windows portable, it may be caused by the Windows Firewall Dialog, since the first P2P connection will give rise to a TCP listening port. To avoid this, for custom client, you can set below option. Otherwise, you can use force relay https://github.com/rustdesk/rustdesk/wiki/FAQ#force-relay.
+
+![image](https://github.com/rustdesk/rustdesk/assets/71636191/5e16205d-c509-497a-bada-195291337f5e)
+
+