: Once the LED stops blinking and the TV restarts, remove the USB drive.

: Access the firmware archive from a reliable source like the RR8501 USB Firmware thread. Ensure you select the version specifically for the 1366x768 resolution to avoid display issues. Prepare the USB Drive : Use a USB drive formatted to FAT32 . Extract the firmware file from the .rar archive.

Copy the firmware file (often named upgrade_loader.pkg or a .bin file) directly to the of the USB—do not place it in any folders. Install the Update : Power off your TV/monitor completely. Plug the USB drive into the board's USB port.

: It is highly recommended to backup your original BIOS before performing any updates, as installing incorrect firmware can cause permanent hardware failure. RR8501 USB Firmware Software Bios Bin - Lab-One Forum