It may be that you accidentally pressed the "brightness" button and turned off the display function of the display screen. Click "brightness" again to restore it; It may be that the air conditioner is set to automatic mode, which can be solved by switching modes; It may be that the air conditioner display screen is damaged, so it can be solved by replacing the display screen; It may be that the display circuit of the main control board has failed, which can be solved by replacing the main control board. The reason why the display screen of Gree air conditioner does not display the temperature may be that the user accidentally pressed the air conditioner on key or the "brightness" key. You can check whether the air conditioner is working. If the air conditioner is running normally, but the display screen does not show the temperature, you can press the "brightness" key first to see if the temperature display can be restored. The reason why the display screen of Gree air conditioner does not display the temperature may be that the user accidentally switched modes during use. The air conditioner is in automatic mode, which can be solved by switching modes. After the mode is switched, the temperature of the display screen will be displayed again. The first two cases are more common, so users don't have to worry too much, just check and solve them carefully. The reason why Gree air-conditioning display screen does not display temperature may be that the air-conditioning display screen is damaged. The display screen of air conditioner is generally designed as liquid crystal and made of microelectronic circuit. When these accessories fail, the display may not show the temperature. At this point, users can consider replacing the display screen of the air conditioner. The reason why the display screen of Gree air conditioner does not display the temperature may also be that the display circuit of the main control board is faulty, and the display interface of the display screen is controlled by the main control board. When there is a problem with the display circuit of the motherboard, the display screen may not display the temperature. In this case, users are advised to contact Gree for after-sales treatment, and the main control board may need to be replaced.