up readme

README_EN.md

@@ -35,7 +35,8 @@ desktop software that provides self-hosted solutions.
     - Automatically obtain ID server and KEY
     - Automatically obtain address book
     - Visitors are remotely to the device via a temporary sharing link
-
+- Web Client V2 Preview
+    - Temporarily integrated the official preview version, updates will be made as needed
 ## Prerequisites
 
 ### [Rustdesk](https://github.com/rustdesk/rustdesk)