A. The MSN Messenger Service places itself in the run portion of the registry as %systemdrive%:\Program Files\Messenger\msmsgs.exe /background. If you want to remove MSN Messenger Service entirely, use the Add/Remove programs Control Panel applet. However if you simply want to stop the Messenger Service from starting, perform the following steps:
- Start regedit.exe.
- Go to HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run.
- Right-click the MSMSGS entry, and select Delete.
- Click Yes to the confirmation.