Menu Icon – Tap to hide and display the Camera settings menus. Tap again to hide the Menus icons (the Swap lens icon and the Flash icon are displayed instead).
Flash – Tap to turn the flash On , Off or set it to Auto .
Swap camera – Tap to swap between the rear camera lens and the front camera lens.
Back Icon – Tap to close the selected menu or exit the Camera app.
Capture Button – Tap to take a photo.
Video Capture Button – Tap to start recording a video.
Gallery Icon – Tap to access your Gallery.