1. First, press and hold the key to open the refrigerator.

2. When the indicator light on the gear screen is on, it means that the power of the refrigerator has been connected.

3. After that, you can press the+key to raise the temperature of the refrigerator.

4. Press the-key to reduce the refrigerator temperature.

5. Press the button in the figure to make the refrigerator enter the energy-saving mode.