If it doesn't auto-detect, use the dropdown menu to select the COM port assigned to the Marvell interface.
Enter the 15-digit number into the IMEI field and click Write IMEI . Mifi Tool V1.4.0.0.exe Download
Boot the device normally and reconnect it to your PC with the USB cable. If it doesn't auto-detect, use the dropdown menu
: Extracts and writes Non-Volatile RAM data to preserve calibration settings. System Requirements If it doesn't auto-detect