How to Disable or Enable Windows Command Prompt

You can disable and enable DOS Command easily with this trick. So follow these steps.

Go to Start=> Run
Here you type " regedit "
When registry editor window will be open then find this path.

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\WinOldApp

Now on the right hand side panel right click and create a DWORD entry. Now make his name 

" DisableDos ".

After it give the value " 0 " for enable the DOS and " 1 " for disable the DOS. Its your choice you want to keep enable or disable.

Now reboot the pc to take better effect.