This is a live photo of the Night Live Wallpaper, which allows you to set your wallpaper to an animated background with a beautiful night scene. You can also set the background to a night-time sky with stars. The live photo is an HD image of the night scene, with beautiful stars, clouds, and a glowing moon. You can use this photo as a lock screen or home screen.

How do I enable it?

First, you need to install the Night Live Wallpaper, then you can set it as your home screen or lock screen.

You can also set the wallpaper to an animated background.