Adjust the water supply time of the electromagnetic tea stove, press the switch button and turn on the power supply; The specific operation steps are as follows: 1. Press the switch button to turn on the power. 2, find the kettle water button. 3, long press the kettle water button, don't let go, at this time the bar on the screen. 4. Hold it for more than 3 seconds, and a number will appear on the screen, indicating the time. In the picture below, it is 35, which means 35 minutes. When the numbers appear on the screen, you will let go. 6. Press it continuously again.