It may seem outdated, but some businesses with centralized high-end photocopying and binding systems track output with a code from each department or user. While this has been common for decades, the problem crops up for Mac users unfamiliar with the approach, especially if the printer or code requirement is a recent addition to their office, as it was for one reader.
The macOS print dialog hasn’t changed much in many years, so usability remains only a dream instead of reality. That’s partly because the system relies on incorporating specific printer features via printer drivers that remains horribly outdated, too.
This set of steps should work for most printers that require a code: