Hi you all,

can anyone tell me how to remove windows 8 genuine?

About one week ago, it appears on the bottom of my desktop. I've just upgraded windows 8 64 bit from XP surpassing windows 7 64 bit three months ago. i care little about its legal or not, it can work on my pc is OK. It appears like :

Windows 8
This copy of Windows is not genuine.

Is there any way to fix it? with limited knwoledge, i really do not knwo what to do about it.

hope you can help me and many thanks in advance.