No, Win7 keys do not activate Windows 10.
No, Win7 keys do not activate Windows 10.
He wants to upgrade his gaming PC while keeping Windows installed without turning it off. He’s concerned about buying from resellers and the cost of old Windows keys. The idea is checking if some UK stores still sell discounted Windows 7 activation keys, which could be used to activate Windows 10 after installation.
It depends on the setup. If Windows 7 comes with a disc, you should keep it for reference. The activation key usually works across versions, but using a different Windows version might affect updates or support. Discs can be discarded if needed, though some keys may not transfer directly. Windows 10 generally maintains similar behavior for activation methods.
You just changed your parent's computer from Windows 7 to Windows 10, and the old login buttons functioned properly.