!!exclusive!! — Pd1731 Firmware

Or using stm32flash (Linux):

Common versions include PD1731F_EX_A_1.19.2 and PD1731F_EX_A_1.17.3 . Why You Might Need the Firmware pd1731 firmware

Sites like FirmwareFile or GSMMafia provide comprehensive zip packages that often include the necessary USB drivers and flashing tools like QPST. How to Install (Flashing Guide) but it is often recoverable.

stm32flash -r backup.bin /dev/ttyUSB0

Remove the board from its case (if enclosed). Look for: pd1731 firmware

Your firmware must match your specific LCD panel. Write down the panel’s model number (e.g., , B173RW01 V.0 , or N173HGE-L11 ). PD1731 firmware files are often named using the panel model.

Follow this process carefully. A wrong flash can brick the board, but it is often recoverable.