Open Settings
Go to System
Select Recovery
Under Recovery options, choose Go back
Follow the on-screen prompts
Select a reason for going back
Check for updates if prompted
Confirm the rollback
Wait for the process to complete
Sign in to Windows 10 after restart
If Go back is unavailable, create Windows 10 installation media
Back up your files before reinstalling
Boot from the Windows 10 USB or DVD
Choose Install now
Select Custom install if needed
Delete or format the Windows partition if required
Complete the Windows 10 installation
Reinstall drivers and apps after setup