Since the MF920V is a solid device (good battery life, decent Cat4 speeds), paying a few dollars for an official unlock code is the best way to ensure it stays a "good piece" for years to come.
If you are out of contract, try this first. But be warned: many carriers are slow, or they will simply refuse if the device wasn't paid in full. unlock zte mf920v
Open your web browser and enter the default IP address, typically http://192.168.0.1 or http://ufi.ztedevice.com. Login: Enter the default password, which is usually admin . Since the MF920V is a solid device (good
Insert a SIM card from a different network into the device. decent Cat4 speeds)
This method involves entering a specific 16-digit code tied to your device's unique IMEI number.