Share details (photos of the PCB, the monitor’s behavior, or the exact file name) – that will help narrow down the correct firmware variant.

Usually requires a 4 Mb (e.g., 25Q32) SPI Flash chip to store the firmware/OS.

Without the correct firmware for your and LCD panel , the board may show a white screen, incorrect resolution, or no image at all.

Before discussing its firmware, it is essential to understand the hardware.