What you can try doing is to unplug the power cord of the unit for about 30 seconds and then plug it back in. After that you press the reset button at the end of our power cord. 

Then please view the attached picture to turn on automatic opening function.

To activate/deactivate the light, press and hold the “STOP” button (step 1), then press  and release the “DRY” button (step 2) , lastly release the“STOP” button(step 3). Make sure you hear a beep sound to confirm the setting is completed or you will have to restart the same process again.

What you can try doing is to unplug the power cord of the unit for about 30 seconds and then plug it back in. After that you press the reset button at the end of our power cord.   

Then please view the attached picture to turn on automatic flush function.

Please Follow with matching instruction.