How to disable task manager in Windows 7

Simply by setting a registry value you can disable task manager in Windows 7. Before modifying the registry key be sure you are aware of how to modify the registry values. 

Open a registry editor then navigate to 

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System 

Check if registry DWORD value is present with name "DisableTaskMgr". If not then please create the DWORD value with name "DisableTaskMgr". Set its data as 1 to disable the task manager. 


To revert the changes you can set DisableTaskMgr to 0.