Copy the extracted file (usually named allupgrade_ms338_4G_sos.bin or similar) to the root of the USB.
(HD Ready), which matches the native resolution of most 32-inch LED panels. Download MS338 PB819 1366x768 REF30 part09 rar
Firmware for these boards is typically hosted on specialized TV technician forums or shared via Google Drive links from repair communities: Power off the TV, insert the USB, and
Known for hosting the TP.MS338.PB819 USB Firmware and factory service codes. Installation & Recovery Preparation: Format a USB drive
Power off the TV, insert the USB, and hold the power button while plugging it back in. The standby light should blink, indicating the update is in progress.
Technicians often share these specific split-rar archives on Telegram channels or Facebook groups like Qfixit . Installation & Recovery Preparation: Format a USB drive to FAT32 .
Use WinRAR or 7-Zip to extract "Part 01"; it will automatically pull data from Part 09 and other pieces to create one single firmware file.