Can I install Windows 7 over Windows 8?

You can install Windows 7 alongside Windows 8, which allows you to choose which one you want to use when your computer turns on. … This allows you to use Windows 7 and Windows 8 at the same time on one computer. Finally, if you just want to go back, you can reinstall Windows 7, wiping out Windows 8 in the process.

How can I change Windows 8 to Windows 7?

There are no downgrade rights for retail versions of Windows 8. If you installed Windows 8 on a computer that used to have Windows 7 (or other older version), you do not have downgrade rights. You’ll need an unused Windows 7 retail key to downgrade.