"1 Open the window regularly for 30 minutes in the morning and evening to maintain indoor air circulation (turn off the air conditioner when opening the window). 2 In winter and spring, the dehumidification function can be activated for 60 minutes every day to keep the indoor dry and cool. During heating, the air guide plate forms a thermal circulation downward, The temperature can be adjusted quickly and evenly. When cooling, the air guide plate is horizontal, which can avoid the direct blowing of cold air. 3 When you fall asleep, press the sleep run key to avoid getting cold. 4 When there are old people and children at home, try to use soft wind operation."