Apparently my XP volume licensing key is fake, so will changing it delete any data, and how much would it cost for a new key?

Best answer:

Answer by Beebs
it is completely safe and there is bounty of free software to do it for you.

You will not loose any data at all, all it will do is rewrite the registry key that holds your license file.

Simple

Ben

btw, heres a link to the Microsoft website that clarifies all:

http://support.microsoft.com/kb/328874

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