Flashing incorrect firmware can brick your device . Ensure your board's physical model number (printed on the PCB) exactly matches the M368 designation before proceeding.
This indicates the file is part of a larger multi-part archive . You will likely need "part1" and "part2" to successfully extract the final firmware file using a program like WinRAR or 7-Zip . How to Use This Firmware Download M368 1440X1050 512M USB part3 rar
Specifies that the update is intended to be installed via a USB flash drive . Flashing incorrect firmware can brick your device