Here's how to uninstall Windows Messenger.  Note the separate instructions for with and without "Service Pack 1" installed.

Uninstall Windows Messenger WITHOUT Service Pack 1 Installed: 

• "Start" (menu)
• "Run..."
• Type: RunDll32 advpack.dll,LaunchINFSection %windir%\INF\msmsgs.inf,BLC.Remove

Restart your computer for good measure.

Repeat above procedure to ensure that it is uninstalled.

Uninstall Windows Messenger WITH Service Pack 1 Installed:

• "Start" (menu)
• "control panel"
• "Add or Remove Programs"
• "Add/Remove Windows Components"
• Disable "Windows Messenger"

Restart your computer for good measure.

Also See:

• Windows XP Setup Tweaks & Tips

By: Matthew Doucette
(Interested in Writing Articles For Xona.com?)