Windows 10 Activation with a Windows 7 OEM Key

  • Thread starter Thread starter john jay hense
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john jay hense

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Hello everyone,I am trying to upgrade a PC from windows 7 Pro (OEM_DM) to windows 10 Pro.I did so by unpacking the ISO and running the Setup.exeit ran the upgrade and everything looked good, then i saw there was no license added.I did copy my Windows 7 Pro key and tries to use that but it gave me an error:0x803fa067 or 0xC004F050I the only thing it suggests is to buy a new key or try again.but Windows Upgrades are normal things I've done before, after searching the internet i found many contredicting explainations, even within the same forum.Some said OEM's cant upgrade, while others siad they

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