Try this

来源: 2021-11-29 10:10:23 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

 
Right-Click on Run and select New -> String Value.
 
In the Value Data box, type MSG * MESSAGE. Change MESSAGE with the message that you want to show.