# byobu > Window manager and terminal multiplexer. > See also: `tmux` and `screen`. > More information: . - Start a new session: `byobu` - Configuration and help: `byobu-config` - Select tmux (default) or screen backend: `byobu-select-backend` - Enable automatic startup after login into text console: `byobu-enable` - Disable automatic startup after login into text console: `byobu-disable` - Detach from `byobu`: `` - Kill a window: ``