TECH: Diagnose and repair appliance. Take photos and collect true model/serial number. Brand:Frigidaire Product:Refrigerator Model No.:FGHB2866PF Model Desc: Serial No.:4A54816698 Install Date:06/15/2016 Retailer Name:BEST BUY Refrigeration Issues, Operations, Smart App Display Changing After Setting-Display On Frig No Light