: Includes HDMI, VGA, RF, and USB ports for multimedia playback. Installation Instructions To update the firmware, follow these steps: Format USB : Use a USB drive (under 4GB preferred) formatted to : Place the correct file for your resolution into the root directory of the USB. Flash Firmware Normal Method

You must use the specific firmware that matches your panel's resolution and voltage (e.g., 1366x768 vs 1920x1080). Installing the wrong resolution can lead to a black or distorted screen. General T.VST29.03 Firmware - Обновление ПО USB

the board; the status LED will flash during the update. Do not disconnect power until flashing stops, or the board may be "bricked" and require an external SPI programmer to fix. Service Menu & Remote Codes