1. Atmospheric pressure correction:

Long press the button for more than 5 seconds, usually 6-8 seconds. After releasing the button, the symbol SET is displayed in the upper left corner of the screen. Prompt to enter the setting state. At this point, press the button again to increase atmospheric pressure, and press the [Temperature and Humidity] button to decrease atmospheric pressure. Press these two keys repeatedly until the correct atmospheric pressure value is adjusted. After the adjustment is complete, press [On/Off], press once to turn off, and then press again to turn on.

2. Press and hold the [Temperature and Humidity] button for 5-8 seconds for humidity correction. After releasing the button, the symbol SET will be displayed in the upper left corner of the screen. Prompt to enter the setting state. At this point, press the button again to increase humidity, and press the [Temperature and Humidity] button to decrease humidity. Press these two keys repeatedly until the correct humidity value is adjusted. After the adjustment is complete, press [On/Off], press once to turn off, and then press again to turn on.

3. Press and hold the [Temperature and Humidity] button for more than 10 seconds, usually around 12 seconds, for temperature correction. After releasing the button, the symbol SET is displayed in the upper left corner of the screen. Prompt to enter the setting state. At this point, press the button again to increase the temperature, and press the [Temperature and Humidity] button to decrease the temperature. Press these two keys repeatedly until the correct temperature value is adjusted. After the adjustment is complete, press [On/Off], press once to turn off, and then press again to turn on.