3. Flash Images

❶ Open RKDevTool\RKDevTool_Release\RKDevTool.exe in Windows.

❷ Enter to loader mode

Connect PC and development board with USB Type-C cable, keep pressing the Recovery key and power the board until the windows PC shows Found One LOADER Device, then release Recovery key.

_images/loader.png

Hardware to enter Loader Mode

User also can execute command in the serial terminal or adb shell to enter Loader Mode:

#software to enter Loader Mode
reboot loader
_images/Found_LOADER_Device.png

❸ Click Upgrade Firmware -> Firmware, select update.img. Click Upgrade to flash.

_images/Android_Flash_Images.png

User can also update the firmware separately.

❶ Enter loader mode.

❷ Select the checkbox on the left.

❸ Click the column on the right side for the path of the file want to flash.

❹ Click Run to flash the image.

_images/Android_update_firmware_separately.png

After the flashing is complete, the board will automatically reboot.