: If you forget your admin password, you can restore factory settings by holding the physical Reset button for 10 seconds while the device is powered on. If you'd like, I can help you: Find the specific admin login for your regional version
By applying the correct unlock firmware, you achieve: zte mf920u unlock firmware top
This method often soft-bricks devices. If you find a "free unlock firmware.bin" for the MF920U on a forum, assume it is either a firmware downgrade tool (to make Method 1 work) or a trap. : If you forget your admin password, you