Activation key is already in use error

Dear members,

I bought Win 8 online and installed on a laptop that I was using. Later, I formatted the hard drive of this laptop and sold and bought a new. When I tried to activate the engine on the new laptop, it gave error that your activation key is already used to activate. I know that my copy of windows to be used elsewhere. How can I activate my windows 8 on the new PC?

Thanks for the reply, it is a retail purchase, I called the online support and they give me some numbers that I entered and windows has been activated.

Tags: Windows

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