You can change the background image on your home screen or lock screen. Use your own photos, images that came on your phone, or images from an online category.
Open the Wallpapers app.
Do one of the following:


Tap 
If your battery is low, temporarily change wallpaper to a static image to save power.
If you selected Daily wallpaper
To skip a daily wallpaper, open the Wallpapers app and touch 