1) The product design of the refrigerator is always on and can't be turned off. You need to search the product manual of this model to see if the screen design is always in the mode;
2) The display panel of the refrigerator is out of order, and the connecting cable or motherboard is out of order, resulting in that the display cannot be effectively connected with the motherboard and the screen cannot be closed;
3) The refrigerator door is not closed tightly, and the screen is in an alarm state to remind it to close;
4) The solution is to monitor the connection line between the monitor and the motherboard, reconnect it, or check whether the refrigerator door is faulty. The specific reasons require after-sales personnel to come to the door for detailed inspection.