Restored my hard drive and can not download any microsoft updates

[conrailsd90]

I usedthe restore function to restore my computer to its orginal XP and windows says it not a original version how can I register it so I can get updates

 

[ksiemb]

I usedthe restore function to restore my computer to its orginal XP and windows says it not a original version how can I register it so I can get updates

http://www.computing.net/answers/windows-xp/reregister-windows-xp-home/175411.html