# cmd > The Windows command interpreter. > More information: . - Start a new instance of the command interpreter: `cmd` - Run the specified command and then exit: `cmd /c "{{command}}"` - Run the specified command and then enter an interactive shell: `cmd /k "{{command}}"` - Disable the usage of `echo` in command output: `cmd /q` - Enable or disable command extensions: `cmd /e:{{on|off}}` - Enable or disable file or directory autocompletion: `cmd /f:{{on|off}}` - Enable or disable environment variable expansion: `cmd /v:{{on|off}}` - Force output to use unicode encoding: `cmd /u`