Task Manager is not opening
But it may happen that one fine day you find that your Task Manager will not open. In such a case you will have to find out the reason – whether the Task Manager has been disabled by your Administrator or whether it is due to some other reason.
Task Manager has been disabled by your Administrator
When you try to open the Task Manager, do you get: Task Manager has been disabled by your Administrator message? If so you can contact your admin with your problem. Additionally, you can refer to this post on how to enable or disable the Task Manager. You can use our free tool FixWin to fix this problem of Task Manager easily. You will see the setting under System Tools. Read: Task Manager crashes or freezes on startup.
Task Manager is not responding due to another reason
But if you are the sole user of the computer and you still get this message or a message like Task Manager is not responding, you can try the following suggestions: First, open regedit and navigate to the following key: Here if you find a registry key DisableTaskMgr, simply delete the key, or set its value to 0.
Alternatively, you could type gpedit.msc in start search and hit Enter to open Group Policy. Navigate to: Right-click it > Edit > Select Not Configured > Click Apply-OK-Exit. Restart the computer and see if it helps! Similar: Fix The application is not responding error
Other things you could try to fix Task Manager issues: If all fails, you may have to do a Repair Install Windows 7 or Reset Windows 11/10. If that is not an option you’d like to consider, you can use Process Explorer from Sysinternals or Customized Task Manager from TechNet to achieve the same purpose.