Window is not genuine

[Elihuruma]

Hello,
My PC gives out black display with a message of "This copy of window is not genuine - window 7 build 7601"

 

[spawnkiller]

Buy a legal version of windows...

 

[Guest]

what type of system r u using . Branded pc or laptop. Or the assembled ones ?

 

[tranzz]

Do you have a windows certificate sticker on the machine with an authentication code on it?