Your smart phone has a smart camera that automatically offers you a better shot to save if one is available. There are no settings to switch - take pictures as you always have. The camera looks for a better moment for each shot and saves it in Gallery.
Best shot suggestions appear:
You decide whether to save the suggested shot and/or the original.
If the camera has saved a suggested best shot,
appears on the photo. Touch it to view the best shot and original.
