Windows PC, Ethernet cable, and the TS907 firmware file(s).
: Go to Settings > System Information or About Device . Look for the "MCU" line, which should read something like TS907.xxxxxx . ts907 firmware
Ensure you have installed the correct MCU update specifically for the TS907 version, as generic Android updates often fail to fix hardware communication issues. Where to Find Firmware Windows PC, Ethernet cable, and the TS907 firmware file(s)