An interesting little trick: Google the following: "How to enable or disable Vista task manager manually in Vista registry" Task Manager - Enable or Disable - Vista Forums www.vistax64.com/.../103275-task-manager-enable-disable.htm...‎ by Shawn Brink - in 78 Google+ circles Nov 1, 2007 - How to Enable or Disable Task Manager in Vista and Windows 7 Information If you find that the Task Manager option is grayed out (disabled) ...