2. Unplug the power adapter, then Plug USB stick into this 2.0 USB port as the picture showed;
3. Press the RESET button with Toothpick or similar, and at the same time plug the power adapter
4. When Android robot starts processing on the screen, then release RST
4. Please wait will take about 5 or more minutes to complete, and don’t power off.
* A5 player will reboot after new firmware installation completely.