As for your OS not being valid you may still have problems with Windows Update
Visit the Microsoft "how to tell" website: -
www.microsoft.com/howtotell
or
Two Ways to Find Out if your Copy of Windows is Genuine
http://www.microsoft.com/resources/h...s/default.mspx
The report explains why your system was unable to validate, and provides instructions
for further follow-up.
Genuine Windows FAQ
http://www.microsoft.com/genuine/downloads/FAQ.aspx
Vincent wrote:
> In fact, the disc of Window XP is copeied from my friend. I don't
> know the source where he go it. I worried about the disc is not the
> original one.
>
> The solution which give me can solve this problem even the Window XP
> is not the formal one ?