# cupsd > Server daemon for the CUPS print server. > More information: . - Start `cupsd` in the background, aka. as a daemon: `cupsd` - Start `cupsd` on the [f]oreground: `cupsd -f` - [l]aunch `cupsd` on-demand (commonly used by `launchd` or `systemd`): `cupsd -l` - Start `cupsd` using the specified [`c`]`upsd.conf` configuration file: `cupsd -c {{path/to/cupsd.conf}}` - Start `cupsd` using the specified `cups-file`[`s`]`.conf` configuration file: `cupsd -s {{path/to/cups-files.conf}}` - [t]est the [`c`]`upsd.conf` configuration file for errors: `cupsd -t -c {{path/to/cupsd.conf}}` - [t]est the `cups-file`[`s`]`.conf` configuration file for errors: `cupsd -t -s {{path/to/cups-files.conf}}` - Display all available options: `cupsd -h`