MS says one OS per computer. MS will tell you you can't use it on a new
computer.
Try it anyway and see what happens. There is no need to register the OS. You
will still get your updates. MS does not require registration. I never
register my software, then you'll just get a bunch of emails.

"JanS" wrote:

> I have a new PC I'd like to transfer my copy of XP-Pro to from an older PC.
> What is the registration procedure with MS?