1.Add the appropriate amount of water and press ON/OFF 2.Rotate the lid to cover, screw the safety valve into the corr esponding small hole, so that the lid will not be opened 3.Press the Timer/Heating button to adjust the time and heat to an appropriate value 4.Time and heat can be adjusted at any time by+/-key 5.The maximum adjustable time is 95 minutes 6.The maximum temperature can be adjusted to sixteen gears (1-16 gears are automatically adjusted) 7.