Posted January 13, 201212 yr Dear Microsoft, I'm using Windows Anytime Upgrade to upgrade my Home Premium version of my Windows 7 to Ultimate. But I tried several times to activate the key, it tells me this message: "Enter a different upgrade key! the upgrade key you entered is for an edition of Windows that does not work with Windows Anytime Upgrade, enter a different upgrade key" I even tried to use my Windows 7 Professional key, it gives me the same message... Please advice Continue reading...
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