Removal of Windows Genuine Notification

These are the simple steps to remove 

1. Launch Windows Task Manager.
2. End wgatray.exe process in Task Manager.
3. Restart Windows XP in Safe Mode.
4. Delete WgaTray.exe from C:\Windows\System32.
5. Delete WgaTray.exe from C:\Windows\System32\dllcache.
6. Launch RegEdit.
7. Browse to the following location: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify
8. Delete the folder WgaLogon and all its contents
9. Reboot Windows XP.