Microsoft has confirmed that users can no longer use old Windows 7, 8, and 8.1 keys to activate Windows 11. And that applies not only to Canary builds, as it was last month—from now on ...

Many users opting for a free upgrade of Windows 11/10 will not get a product key ... on the Microsoft activation servers for the PC when you upgrade Windows 8.1 or Windows 7.

In December 2022, we published a short PSA, reminding users they could still activate Windows 11 and 10 with valid Windows 7, 8, and 8.1 keys. This practice dates back to 2015 when Microsoft ...

users weren't even allowed to access the OS and were forced to purchase the product key. However, starting with Windows 7, ...

However, if you're in an enterprise environment or live on the alternative side of technology, you can also use Command Prompt to activate a Windows license using a KMS (key management services ...

This means you might have changed some hardware on your Windows 10 computer. Related Activation error: Invalid Product Key or Version mismatch. Sometimes, the problem can be because of a third ...