If you are non-Windows 8 Pro user, you’ll have to purchase Windows 7 with license instead.Įnter: advanced startup into Windows 8 search bar and click on " Chance advanced startup options". It’s is highly recommended for you to find Windows 7 installation media with product key. If you are Windows 8 Pro users, you can either choose to get a Windows 7 installation disk or USB drive. Go back (downgrade) to Windows 7 from Windows 8 Download Win Version Download Mac Version