Copy and paste the following full command: reg add "HKCU\Software\Classes\CLSID\{86ca1aa0-34aa-4e8b-a509-50c905bae2a2}\InprocServer32" /f /ve

By adding an empty string value to this key, you essentially tell Windows: "When you go to load the modern menu, use this empty instruction instead."

This is a subkey used to register "In-Process Server" COM objects.

Yes. This is a "User-level" (HKCU) change, meaning it only affects your specific Windows profile and doesn't touch core system files. It is easily reversible. How to Undo the Change

Restart Windows Explorer again, and the "Show more options" menu will return. reg file or a for multiple computers?

Some users report a slight delay or "stutter" when the modern menu loads compared to the instantaneous legacy menu. Is It Safe?

reg delete "HKCU\Software\Classes\CLSID\{86ca1aa0-34aa-4e8b-a509-50c905bae2a2}" /f

If you decide you actually prefer the modern Windows 11 look, you can delete the key to bring it back. Run this command in an Admin Command Prompt: