Windows 10 informs you you have an unauthorized version!
Windows 10 informs you you have an unauthorized version!
Unfortunately, the keys are tied to a particular Windows version. If I had a genuine key, I’d spend some time downloading the W7 ISO to avoid any future issues. If you don’t need W7, you can get W8.1 keys for around $30–40 on G2A (as of my last check) and even cheaper on Reddit.