You may need to perform a wipe/factory reset via recovery.
To accept new firmware, the Rockchip processor must be booted into a special flash state known as . rk3188 android 51 firmware exclusive
To accept new firmware, the RK3188 chip must be booted into a specialized programming mode. Power off the RK3188 device completely. You may need to perform a wipe/factory reset via recovery
Flashing firmware carries a risk of "bricking" (permanently damaging) your device if done incorrectly. Proceed at your own risk. rk3188 android 51 firmware exclusive
Restart your computer to ensure the drivers register correctly. Step 2: Boot Your RK3188 Device into Loader Mode