Install the DC-Unlocker client on your PC.
If your device does not automatically prompt for a code when you insert a new SIM, follow these steps to access the hidden menu: ExpressUnlockshttps://expressunlocks.com Unlock ZTE MF971R - ExpressUnlocks zte mf971r unlock
Connect your MF971R via USB and ensure all drivers are installed. Install the DC-Unlocker client on your PC
Insert a non-accepted SIM and enter the code in the device's configuration page (usually 192.168.0.1 ). Method 3: Software-Based Unlocking (DC-Unlocker) zte mf971r unlock