Guest Ray Haynes Posted January 16, 2012 Share Posted January 16, 2012 I'm trying to use anytime upgrade on a laptop to go from OEM Home Premium 64bit to Professional but when I enter my key it says it's invalid. The key was purchased through the Microsoft store and has a SKU of FQC-05571 with a product name of Windows 7 Professional Upgrade. The key was purchased with an academic discount but I haven't read anywhere where that would make a difference. Am I trying to do something wrong? Thanks in advance. Continue reading... Quote Link to comment Share on other sites More sharing options...
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