If you are missing the other parts of this archive, you can often find complete sets on technician-focused sites like , LaboneIT , or specialized Telegram channels dedicated to TV repair.

Place the extracted firmware file directly onto the root of the USB drive (do not put it in a folder). Installation: Turn off the TV and unplug it. Insert the USB drive into the TV's USB port.

Ensure your TV model exactly matches 43SU128 , 49SU131 , or 55SU134 .