The of your Polytron TV (e.g., PLD 43...).
Ensure you have the complete set of .rar files (e.g., part1.rar through partX.rar). Download MT5508 U801 1920x1080 POLYTRON part1 rar
.rar is a compressed archive format. The "part1" designation indicates a multi-part archive , meaning you must download all parts (part1, part2, etc.) and keep them in the same folder to successfully extract the single large firmware file inside. Critical Safety Precautions The of your Polytron TV (e