PROCESS TO REMOVE WINDOW GENUINENES FROM WINDOW XP MACHINE

1.Lauch 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.Lauch 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