Forum Discussion
Cainy
Apr 08, 2026Brass Contributor
How to Turn Windows 11 25H2 Into Windows 10 - Can be further customized
"I'm trying to upgrade or revert my Windows 11 25H2 installation to Windows 10, but I'm not sure if this is even possible. I'd love to know if there are any methods or workarounds to downgrade to...
JoeC4281
Apr 08, 2026Copper Contributor
You cannot revert Windows 11 25H2 to Windows 10 unless:
You upgraded from Windows 10 within the last 10 days, and
You did not delete the Windows.old folder.
If those conditions aren’t met, the only way back to Windows 10 is a full clean install.
Source: Microsoft CoPilot