Task Manager not responding, opening or disabled by administrator

If the Task Manager is not responding, opening or disabled by an administrator in Windows 11/10, then ensure that the value of the Registry key "DisableTaskMgr" located at HKEY_CURRENT_USER\Software\Microsoft\Windows\ CurrentVersion\Policies\System is set to 0. If you need more guidance, visit https://www.thewindowsclub.com/task-manager-not-opening-disabled-by-administrator