Only WIFI version allows you to print from a phone. Turn printer Off then On again. Don't print Windows test print. If unsuccessful - repeat procedure until Windows install printer correctly or can try through Device Manager-Printers- Uninstall.
Zebra ZD420 Direct Thermal Barcode Label Printer - 203 DPI - Tested & Working
Zebra ZD421 Direct Thermal Label Printer
Zebra ZD421 Direct Thermal Label Printer WiFi Bluetooth USB + PSU Excellent Cond
Zebra ZD410 Direct Thermal USB LAN WIFI Wireless Label Printer 88
Zebra GK420D Direct Thermal Label Printer USB/Ser/Par for DHL UPS GLS Royal Mail
Zebra GK420d Direct Thermal Label Printer GK42-202520-000 USB Serial Parallel
