Enable this setting, to restrict
access to all snap-ins, except those that you explicitly permit via
the Group Policy Restricted/Permitted snap-ins setting
To change this, follow the next steps:
- Open the Registry Editor click on the Start button on
your taskbar, then click on Run and type "regedit"
and click on OK to start the regedit utility.
- Expand HKEY_CURRENT_USER\Software\Policies\Microsoft\MMC
(see picture 1).
- Create a new DWORD value, or modify the existing value,
called "RestrictToPermittedSnapins" and set it according to
the value data above.
- The modifications you made will be in effect after you reboot