What “MXTronics / MXT” references typically mean
: If you are referring to a specific "MXTronics" industrial controller or a car GPS update (common in some regions), please provide the model number device name
dmesg, cat /proc/cpuinfo, or check for a U-Boot string.The Flashing Process: Using a tool like Win32 Disk Imager or Balena Etcher, he wrote the downloaded firmware image onto the MXTronics card.
Where to look for firmware (and how to judge sources)