Copy the .bin file directly to the root directory of your USB drive (do not put it in a folder). Some models require renaming the file to MstarUpgrade_SOS.bin . Power Off: Turn off the TV and unplug the power cord. Insert USB: Plug the flash drive into the TV's USB port.
Firmware for these boards is often hosted on community-driven sites or technical forums. You can find free downloads for the software on platforms like Kazmi Elecom or via specialized Telegram channels.
A stable power source to prevent the TV from turning off during the flash. 2. Finding the Download