Long press "OPEN CLOSE LID " button to turn on/off auto lid open/close function.

If it still doesn't work, restart the toilet and reset the function. （Restart steps: Unplug the power cord of the unit for 30 seconds and then plugging it back in. Once you plug it back in press the reset button at the end of the power cord.)

Night light adjustment：Short press " Light " button to turn on/turn off night light. 

Intelligent mode：Long press " " button to enter into intelligent mode ( Night light will be on or off depending on the surrounding light). If the product is on intelligent mode, short press "Light " button to exit intelligent mode. (Factory setting: intelligent mode)