Finally a way that I have found to remove Windows Messenger without slowing down Outlook Express.
Click on the Start button.
Click on Run.
Type cmd.
Hit Enter or click OK.
Type:
Click on the Start button.
Click on Run.
Type cmd.
Hit Enter or click OK.
Type:
Code:
rundll32 advpack.dll,LaunchINFSection %windir%\INF\msmsgs.inf,BLC.Remove