Yes. The RPP 325 supports CUPS. Download the Linux driver package ( .deb or .rpm ). You may need to install python-escpos for advanced features.
Which are you using (Windows, Linux, or Mac)? Is your printer connected via USB, Ethernet, or Serial ? pos thermal printer rpp 325 driver download better
Sometimes a driver issue is actually a firmware bug. Check the manufacturer’s site for firmware updates. Install via USB using the provided flasher tool. pos thermal printer rpp 325 driver download better