– If a context menu handler or thumbnail provider fails, you might see errors referencing a CLSID. Editing or deleting the InprocServer32 path can bypass the broken DLL.
If you prefer a visual interface, you can navigate the registry hierarchy manually. Press Win + R , type , and hit Enter .
reg delete "HKCU\Software\Classes\CLSID\86ca1aa0-34aa-4e8b-a509-50c905bae2a2" /f Use code with caution. Using Registry Editor: Navigate back to HKEY_CURRENT_USER\Software\Classes\CLSID .
If you prefer not to use the registry, you can download third-party customization tools that apply this exact same registry change via a user-friendly interface.
reg delete "HKCU\Software\Classes\CLSID\86ca1aa0-34aa-4e8b-a509-50c905bae2a2" /f
Right-click the folder, select New > Key , and name it: 86ca1aa0-34aa-4e8b-a509-50c905bae2a2
With that single command, she manually rewired the missing link. The old DLL would now load when the app called that CLSID. The scanner worked again. No recompile. No source code. Just a Registry edit.
Because this relies on fallback code within File Explorer, Microsoft could theoretically remove the legacy menu framework in future major Windows 11 updates (such as future 24H2 or 25H2 cumulative patches).
: Forcefully overwrites an existing key without prompting for confirmation.
: Forces the command to execute without prompting you for confirmation.
After running these steps, the next time you right-click on your desktop or a file, you should see the classic, full Windows 10-style context menu.
Paste the command into your Command Prompt window by right-clicking inside the window or pressing Ctrl + V .
Right-click the folder, select New , then click Key . Name this new key: 86ca1aa0-34aa-4e8b-a509-50c905bae2a2