A. By default, Windows 2003 R2 uses the old MMC 2.0-style UI with the old snap-in dialog box and no Action pane. To enable the new features and interface, perform these steps:

  1. Start the registry editor (regedit.exe).
  2. Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC.
  3. From the Edit menu, select New, Key.
  4. Enter a name of UseNewUI and press Enter.
  5. Close the registry editor.