Many new viruses disable the Task Manager (CTRL+ALT+DEL) and this is very annoying. Luckily it is very easy to enable the task manager by running a .reg file, by editing the registry yourself or by editing the group policy. The first way using the reg file is the fastest one.  The registry file to enable the task manager is here. Just download the file, run it and confirm the action. Now the Task Manager can be started once again. If you would to disable the Task Manager for any reason …