Go back to and click on the Device Settings tab.
This occurs when the printer receives commands it does not understand. Uninstall your current driver and install the official Zonerich ESC/POS driver rather than a generic Windows text-only driver. zonerich printer driver
Zonerich printer driver is the essential software interface that allows a computer’s operating system to communicate with Zonerich-branded hardware, primarily thermal and point-of-sale (POS) printers. As a critical component for retail and hospitality environments, these drivers translate high-level commands from POS software into the specific binary code required to produce receipts, labels, and barcodes. Role and Functionality Go back to and click on the Device Settings tab
Properly setting up a Zonerich driver typically involves identifying the interface—USB, Serial (RS-232), or Ethernet. For Ethernet models, the driver configuration requires assigning a static IP address to the printer so the network can route print jobs correctly. Zonerich printer driver is the essential software interface
Check the box to "Set as Default Printer" if this will be your primary receipt printing device. Click Finish . Step 4: Configuring and Testing Your Printer