So you have an iPhone 7 Plus and you’ve perhaps made your purchase because of the built-in second camera. The camera of course is meant to push the boundaries of photography from a mobile device and Apple’s push comes in the form of the depth-of-field effect. Allowing for selective focus of the subject in the foreground and the out-of-focus blur of the background. The “bokeh” effect works through the twin 12-megapixel cameras and with that allowing creative range. Apple lends some tips via professional photographers to make your images pop with Portrait Mode.
Follow the link to get some professional tips using Portrait Mode.