Kindly follow the mentioned steps to resolve the issue in your device. 1- Set the high camera resolution (Open camera > on the top of the screen ratio option is available (next to the timer option) > select 3:4 H for higher resolution). 2- Turn on the Auto Flash (If Available in the Device). 3- Reset the Camera (Camera > Settings > Reset of camera setting). 4- Software update via FOTA (Menu> Settings> Software Update> Auto Update> Enable) or Smart switch PC suite. For further assistance, register your concern in Samsung members application (Open Samsung members app >> click on “+“icon > send feedback >> error report / ask question).