This key is sometimes referred to as the KMS client key, but it's formally known as a Microsoft Generic Volume License Key (GVLK). Computers that are running volume licensing editions of Windows Server and Windows client are, by default, KMS clients with no extra configuration needed as the relevant GVLK is already there.
Windows version Default product key; Windows 8.1: FJWTM-42NKR-9DPD2–8FR9Y-3GMCH: Windows 8.1 Professional: B478Q-FNMXX-FKYT6-D6FC8-HMGTD: Windows 8.1 NNOT clean install because that will wipe your product key. Oh, my computer has the product key built into the BIOS. Yes, my computer came with Windows so the key is built into the system itself. Nothing wrong with 10, but I just maybe want to switch to 8.1 for a while to change things up if that makes sense. No, this doesn't make sense.
Microsoft Windows 8.1 Pro (single License) An electronic code will be emailed to you 15-30 minutes after checkout. Sometimes things don’t always work out the way we want, but the important part is learning from your mistakes and doing something about it. Companies try to do groundbreaking and revolutionary things all the time but sometimes
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