Turn on the power. The TV's indicator light should blink rapidly, signaling the update is in progress. during this time. Once the blinking stops, remove the USB and restart the TV. Common Sources for Download
Always ensure the firmware matches your specific board version (S368A1.5 vs S368LA1.5) to avoid bricking the hardware. Download S368A1 Multi Res USB BOOT part01 rar
This firmware is typically shared by technical communities and repair labs rather than official manufacturer sites. You can often find download links in the descriptions of technical guides on platforms like: Kazmi Elecom (well-known for S368A1 software updates). Turn on the power
Dip Electronics LAB (provides board specs and occasionally software support). Once the blinking stops, remove the USB and restart the TV
: Format a USB flash drive to FAT32 . It should be empty of other data.
: The "Multi-Res" firmware supports multiple resolutions like 1920x1080 , 1366x768 , and 1280x1024 out of the box.
: Copy the extracted .bin file directly to the root directory of the USB drive (not inside any folder). Flashing : Turn off the TV power. Plug the USB into the TV's USB port.