Select the Start Menu tab, then select the Windows 7 listing. Then press Delete and Restart.
Select Manage Right-click Computer, then choose Manage. Select Storage Then Disk Management. On your keyboard, press the Windows logo key and type recovery. Click Advanced recovery methods. Reinstall Windows is the option to select. Select Yes after selecting Reinstall Windows. Back up now by clicking Back up now!
After 30 days, you may try to reinstall and remove Windows 10 to return it to Windows 7. Select Settings Update & security Recovery Reset this PC. Choose to Get started on the following screen which will bring up a list of options. Factory settings should be selected here.
To restore your system to the point just before your Windows 10 upgrade if you uninstall the old installation files. You can make a recovery media on Windows 7, 8, or 8.1 using a USB drive or a DVD, but you’ll have to do it prior to upgrading to Windows 10.
The good news is that you can upgrade to Windows 10 on a Windows 7 or Windows 8.1-licensed device if you have the right kind of registration. You’ll need to download the installation files and run the Setup program from within Windows or use Microsoft’s accessibility page to utilize the Upgrade Assistant.