Preserve Camera Mode and Filter If you are using iPhone camera then you may noticed that when you open camera application it will set camera mode to Photos by default. If you are using camera application frequently then you my need to preserve camera mode so whenever you open camera application it will reload last camera mode you used. This will make your everyday life easy. Here we are explained how to preserve camera mode and filter settings within iOS 11 in iPhone. Depending on iPhone model you may have extra settings but basic settings remain same for all iPhone model.