1. First find the thermostat of the refrigerated wine cabinet.

2. Next, press and hold the "Settings" button on the thermostat of the refrigerated wine cabinet for about 3 seconds.

3. After "F5" appears upside down on the thermostat of the refrigeration wine cabinet, we immediately press the "Settings" button again and let go.

4. Finally, press the up or down triangle symbol next to the setting button of the refrigeration wine cabinet to adjust the temperature.