Legality and ethics
v577 will NOT work on 5G models (like H112-370) or devices with firmware version 22.300.xx.xx or higher (Huawei patched the vector). huawei modem unlocker v577 by hot patched
Furthermore, unlocking a device may void the manufacturer's warranty. Users should always back up their modem's current configuration before attempting to flash or patch the firmware. The Bottom Line Legality and ethics v577 will NOT work on