How to Enable Task Manager?

Open Run (Press Start + R)
Type gpedit.msc and hit enter
Now you will see a windows named Group Policy Editor
Now hit on Administrative Template under User Configuration
Now double click on System and then double click on Ctrl+Alt+Del Options
Double Click on Remove Task Manager
Now select Disable to activate Task Manager and hit OK button
Note: If you wanna disable task manager then follow the steps again and in the last step, choose enable and hit OK button.

gpedit.msc

thankssssssss