How to change Windows 8 License Key

To change Windows 8 License Key in order for activation open run menu or cmd then run the following command :

Cscript.exe %windir%\system32\slmgr.vbs /ipk xxxxx-xxxxx-xxxxx-xxxxx-xxxxx

while  xxxxx-xxxxx-xxxxx-xxxxx-xxxxx is your new Serial Nubmer.

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