These nearly always use ESC/POS command set (EPSON-compatible).
: Click "Print Test Page" in the General tab to verify the connection. Key Specifications for Setup Emulation Print Width 72mm (standard for 80mm paper) Speed Resolution Interfaces Serial, USB, Ethernet Mini Receipt Printer ARP-990KC Mini Receipt Printer Arp-990 Kc Driver Download
: Open the downloaded driver file (e.g., ReceiptPrinterDriver4.51.exe ). Select Thermal Receipt Printer as the printer type. Mini Receipt Printer Arp-990 Kc Driver Download
is a generic ESC/POS compatible thermal printer, you can often find the official driver through these methods: Manufacturer/Vendor Link Mini Receipt Printer Arp-990 Kc Driver Download