This turns your SD card into an installer tool. When you put the card into your device and turn it on, the device automatically copies the new system into its own internal memory.
Essential for "unbricking" devices that won't boot into the standard UI. phoenixcard v4.1.2
: The firmware image you loaded is not designed for Allwinner chips or is missing the sys_config.fex file. This turns your SD card into an installer tool