Unlocking ZTE MF631 3G USB Stick


If you want any free help to unlock data card, kindly let me know or give me your comments.


1. Download DC-Unlocker


2. Install DC-Unlocker


3. Chnage the SIM card of the exisitng 3G service provider with other SIM card (i.e. invalid SIM card).


4. Connect your ZTE 631 USB stick to your machine/laptop


5. Now open DC Unlocker & in "Select Manufacturer" tab select ZTE Data cards & in Model Number select Auto Detect option or Select ZTE 631. Click on Search button..




6. DC unlokcer will search for your modem & it will unlock your modem.