diff --git a/About-delegate-of-MacOS-RustDesk.md b/About-delegate-of-MacOS-RustDesk.md
index 77faf63..2c11685 100644
--- a/About-delegate-of-MacOS-RustDesk.md
+++ b/About-delegate-of-MacOS-RustDesk.md
@@ -7,7 +7,7 @@ When `--server` receives the delegate, it will check if there is RustDesk window
 
 When `--server` is not running, the delegate events will be sent to RustDesk window directly in two ways,
  
-1. first time start, https://github.com/rustdesk/rustdesk/blob/6e689400b69f0276a68e9eff531737c25b09c64e/flutter/lib/main.dart#L138
-2. already started, https://github.com/rustdesk/rustdesk/blob/6e689400b69f0276a68e9eff531737c25b09c64e/flutter/lib/common.dart#L1881
+1. No window opened while receiving the url schema, https://github.com/rustdesk/rustdesk/blob/6e689400b69f0276a68e9eff531737c25b09c64e/flutter/lib/main.dart#L138
+2. Window already open while receiving the url schema, https://github.com/rustdesk/rustdesk/blob/6e689400b69f0276a68e9eff531737c25b09c64e/flutter/lib/common.dart#L1881
 
 the openURL delegate listen is registered in uni_links_desktop, the url schema will be propogated to dart via uni_links_desktop. launchpad click delegate event listener is registered [here](https://github.com/rustdesk/rustdesk/blob/6e689400b69f0276a68e9eff531737c25b09c64e/flutter/macos/Runner/AppDelegate.swift#L15).
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