Setting up the (often branded under Goojprt or Zonerich) is straightforward since it uses standard ESC/POS thermal printer protocols. 1. Download the Driver
A: Set all DIP switches to OFF, power cycle the driver, then reconfigure. There is no software reset. jp-80h driver
If you are on an extremely new OS (like macOS Sonoma) and a driver isn't listed, Roland often releases "driver-less" updates or compatibility statements on their knowledge base. Conclusion Setting up the (often branded under Goojprt or