Fix 1: Use System Maintenance in Windows 11
Press Windows+I to open Settings.
Fix: Task Manager Not Working in Windows 11
Then go to Control Panel .
Under View , select Show small icons .
Fix: Task Manager Not Working in Windows 11 1
In the left pane, click Troubleshoot .
Fix: Task Manager Not Working in Windows 11 2
Now click on Run maintenance tasks under the armenia telegram data System and Security tab.
Then follow all the instructions displayed on the screen and complete the maintenance tasks.
Fix: Task Manager Not Working in Windows 11 3
Fix 2: Check for Windows 11 Updates
Press Windows+I to open Settings.
Fix: Task Manager Not Working in Windows 11 4
Check for updates in Windows Update .
Click on the available update, followed by the Download and Install button .