This tutorial requires you open the Camera app. To access the camera from the home screen, select the
Camera app.
Select the Switch camera icon.
Note: You cannot switch the camera while you are recording a video.
Select the desired area of the photo you wish to focus on. A square will appear when the area is selected.

Select the Capture icon.
Note: Alternately, you can take a picture by pressing one of the Volume buttons. 
Swipe left to Super macro to use Super macro Mode.
Swipe left to Portrait to access Portrait mode. 
Swipe left to Beauty to access Beauty mode.
Select the Wide angle icon to use ultra wide angle mode.
Swipe left to Night to access Night mode.