Changhong air conditioner can switch from automatic function to normal cooling mode through the remote control of Changhong, the specific method is as follows: 1. First, find the button "cooling" in the remote control of Changhong air conditioner. (The button is used to quickly switch the cooling mode of the shortcut button) 2, and then find the signal receiving port in the display panel of the Changhong air conditioner. (The signal receiving port of Changhong air conditioning is generally located in the central position of the air conditioning display panel) 3, align the signal receiving port found by pressing the "refrigeration" button just found in the supporting remote control, when the remote control appears "refrigeration", and the air conditioning issued a "drop" prompt tone, proving that the air conditioning has been returned to normal cooling. 4, in the refrigeration mode, you can adjust the temperature by adjusting the "up" and "down" buttons of the remote control as needed.