The command you provided is a popular "registry hack" used to restore the in Windows 11.
This often happens because the user is running Command Prompt as Administrator while their interactive session is a standard user account. The command applies to the admin user’s HKCU hive, not the currently logged‑on user. Run cmd without elevation, or open regedit as yourself (not as administrator) and verify the key exists under your user profile.
reg add "HKCU\Software\Classes\CLSID\86ca1aa0-34aa-4e8b-a509-50c905bae2a2\InprocServer32" /ve /d "" /f Use code with caution. Paste it into your Command Prompt window.
After correcting the syntax to include backslashes, braces, and proper switches ( /ve , /d , /f ), you can safely redirect, debug, or disable COM servers. However, always treat CLSID modifications with extreme caution—a single wrong DLL path can crash applications, break UI features, or create security holes. The command you provided is a popular "registry
The correct syntax for reg add is:
Manually adding CLSID entries can:
A version would be:
Ensure that you created the key 86ca1aa0-34aa-4e8b-a509-50c905bae2a2 and inside it the subkey InprocServer32 . Simply having the parent key is insufficient. Also, confirm that the (Default) value of InprocServer32 is truly empty — not set to a blank string, but to a value of <no value> .
: Targets the HKEY_CURRENT_USER hive. This means the change only affects the currently logged-in user and does not require full administrative privileges to run.
: This option specifies that you're adding a value with an empty name (or the default value). Run cmd without elevation, or open regedit as
:
Or if it exists in HKLM: