Press and hold the on the TV panel (not the remote). Turn on the main power while holding the button.
part10.rar indicates this is the 10th piece of a larger compressed folder. You must download all parts (part1, part2, etc.) into the same folder before you can extract the actual firmware file (usually named allupgrade_ms338_sos.bin or similar). 🛠 How to Install the Firmware Download MS338 PB818 1366x768 REF60 part10 rar
The indicator light should start blinking rapidly, showing the update is in progress. Press and hold the on the TV panel (not the remote)
Place the extracted firmware file directly in the "root" of the USB (not inside any folders). Flash the TV: Turn off the TV's main power. Plug the USB into the TV. You must download all parts (part1, part2, etc
The is a popular Android-based combo board used in various TV brands (like Sony, Samsung clones, or local brands). The firmware filename tells you three critical things:
Do not turn off the power until the TV reboots or the light stops blinking. ⚠️ Important Safety Tips