The air conditioner shows 6 1 degree.

The air conditioner displays 6 1 degree because the air conditioner is set to Fahrenheit temperature mode, because according to the physical formula, 6 1 Fahrenheit temperature is 16 degrees Celsius temperature. Because it is hot in summer, most people come back from outside because of the heat. They want to adjust the air conditioner to the lowest temperature as soon as possible, so they mistakenly set the temperature of Celsius to Fahrenheit. In this case, you can adjust the air conditioner to Celsius temperature mode by learning instructions.