Forum Discussion
Ferland
Aug 14, 2025Iron Contributor
Windows 10 not accepting win 7 product key after upgrade
i upgraded from genuine win 7 home to win 10 home with a clean install. Win 10 after updating, stated that i need to activate. I used the key that is on the sticker but i got the error 0x803FA067 (th...
Eorku
Aug 14, 2025Iron Contributor
Win7 keys cannot be used to directly activate Win10/11 upgrade installations. You must first complete a compliant upgrade using the official Microsoft upgrade assistant before entering the key.