For those who want ultimate control, building your own firmware is a rewarding process. The general steps involve:
What is the of your Allwinner H3 board or TV box? Allwinner H3 Firmware
Use BalenaEtcher to select the image and write it to your MicroSD card. For those who want ultimate control, building your
Connect a high-quality (Class 10 or UHS-1) MicroSD card to your PC. For those who want ultimate control
Flashing firmware improperly can "brick" (permanently disable) your device. Before you begin the flashing process, carefully prepare the following: