Compressed .rar (split into parts, such as part05.rar ) Factory Service Code: Menu + 1147 Installation Steps
Ensure your board model and panel resolution exactly match these specs before flashing to avoid "bricking" your device. Download MS338 PB819 1366x768 REF30 part05 rar
Format a USB flash drive (8GB or 16GB) to FAT32 . Copy the extracted firmware file directly to the root directory of the drive (do not put it in a folder). Initiate Update: Turn off the TV and unplug it from the power source. Insert the USB drive into the TV's USB port. Compressed
Plug the TV back in and hold the power button on the TV (not the remote) until the indicator light starts flashing, indicating the update has started. Initiate Update: Turn off the TV and unplug
Wait for the process to finish. The TV will typically restart automatically once the installation is successful. Download Resources
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