Legit firmware files for the MF920U are usually provided as or .bin and are 100–150 MB , not 2 MB executables.
Some popular ZTE MF920U unlock firmware options include: zte mf920u unlock firmware top
: Install the latest ZTE USB Drivers so your computer can recognize the modem in "Download Mode" or "COM Port Mode". Legit firmware files for the MF920U are usually