Leaked Activation Keys for Windows 8 Server 2012 M3 Build 7959 – Windows 8 Ultimate Build 7955 can be activated with a Windows 7 product key from beta, RC or even RTM retail channel, the leaked Windows 8 Server Build 7959 can also be activated with a product key of Windows Server 2008 R2. Fortunately, there are three keys already leaked so you can use one of them to activate your new copy of Windows 8.
Windows Server 2008 R2 Enterprise RC:
Windows Server 2008 R2 Enterprise Beta:
Windows Server 2008 R2 Evaluation:
How to Activate Windows 8 Server 2012?
It is easy to activate Windows 8 Build 7959:
1- Go to Control Panel >> Action Center >> Genuine Center.
2- Click on [Enter a new product key] button.
3- Now enter one of the product keys
4- Then proceed to activate the system.
That is it.