While holding the button, plug one end of the USB Male-to-Male cable into the PC and the other end into the (usually the port closest to the power jack) of the TV box.
Look at the USB Burning Tool on your PC. Once it displays , release the Reset button. Step 3: Flash the High-Quality Unlocked Firmware
Find your box's IP address in > Network & Internet . zte zxv10 b866v2 unlock high quality free
What is your device currently running?
Download and install the on your Windows PC. While holding the button, plug one end of
Alternative Method: Unlocking via ADB (No Flashing Required)
Download the Amlogic USB Burning Tool on your PC and run it. Step 3: Flash the High-Quality Unlocked Firmware Find
Amlogic USB Burning Tool (as the B866V2 is Amlogic-based) or specialized scripts for B866V2. Unlocking Firmware (IMG file): The custom Android ROM. Step-by-Step Guide: ZTE ZXV10 B866V2 Free Unlock
Click , unplug the USB cable, and plug the box back into your TV.