# tlmgr shell > Start an interactive shell of the native TeX Live manager. > More information: . - Start an interactive shell of `tlmgr`: `tlmgr shell` - Run any `tlmgr` subcommand in the interactive shell: `{{subcommand}} {{arguments}}` - Quit the interactive shell: `quit` - List all TeX Live variables: `get` - Get the value of a TeX Live variable: `get {{variable}}` - Set the value of a TeX Live variable: `set {{variable}} {{value}}` - Restart the interactive shell: `restart` - Display the version of the current protocol: `protocol`