If you own a Rio RPP 325 printer—a rugged, high-speed portable receipt printer commonly used in retail, hospitality, and field service environments—you know how critical it is to have the correct driver installed. Without the proper driver, your computer or POS system won’t communicate effectively with the printer.

Leave a comment below with your OS version and connection type, and we’ll help you find the right driver. Disclaimer: Rio printers are no longer in active production. This guide is for legacy support purposes only.