2026-07-27 This article explains how to print wirelessly from a mobile device to a Wireless Portable Thermal Printer. It covers the full mobile printing workflow, including mobile content selection, thermal printer app processing, Bluetooth pairing, app binding, paper width settings, thermal paper orientation, print command transmission, thermal printer mechanism operation and test printing. The article also provides troubleshooting tips for common problems such as printer not found, paired but not printing, blank paper, garbled text, paper size mismatch and frequent disconnection.