How to Enable/Disable Task Manager in Windows

Task manager is a powerful Windows tool for managing system services, processes, monitoring system activity and starting or closing applications. It is basically extended version of run box and it comes very handy to operate within Windows system. That’s way many system administrators prefer to disable task manager on public computers to restrict access to major critical system resources which could lead to system compromise. Here I will show you how to enable/disable task manager in Windows.

Goto start and click on run(Win+r) and type in regedit and find this input


If you do not see “System” folder under Policies you can create it by right mouse click on Policies > Key > and name it System. Than point your mouse pointer to an empty area, right-click it and choose create new DWORD (32 bit) value. Name it DisableTaskMgr and press enter. Than double-click it and set Hexadecimal value to 1. Press enter and reboot computer. After than task manager will be disabled on your machine and inaccessible. If you later decide to enable task manager again, navigate once against to dword 32 value we just created and simply delete it or change value to 0. Navigate to


If there’s no key called “System” right-click Policies navigate to “New -> Key” in the right-click menu and type “System” to create a new key.(skip this step if you have the key) To disable task manager right click the empty area in the right side-pane and create a key with the following settings “New -> DWORD (32-bit) Value” and type “DisableTaskMgr” and press Enter.(without the quotes) Right click on “DisableTaskMgr” and click “Modify”, type 1 and press ok(see screen caps for more info) to enable task manager simply navigate to


Right click “DisableTaskMgr” click delete and click yes for confirmation.

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