can i use my windows 10 key again?

shadowXXe

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Jan 7, 2017
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hello my friend is getting into pc gaming and wants to upgrade his old pc from windows 7 to 10, so i thought i could use my old key that i used to activate windows ten on my pc on his pc, but is that even possible?
 

USAFRet

Titan
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Mar 16, 2013
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1 license, 1 PC. Period.
You can't use it in your system, and give it to him for his system.

 

ASK THE COMMUNITY