Start/Run/RunDll32 advpack.dll,LaunchINFSection %windir%\INF\msmsgs.inf,BLC.Remove
easy details
1. press start
2. go to run
3. type "RunDll32 advpack.dll,LaunchINFSection %windir%\INF\msmsgs.inf,BLC.Remove" without quotes
Make sure you close Outlook, Outlook Express and the Messenger client.
Run this command in the CMD window (line may wrap, just copy/paste it):
RunDll32 advpack.dll,LaunchINFSection %windir%\inf\msmsgs.inf,BLC.Remove