Motorola Moto X - Set / change wallpaper

To change the homescreen or lock screen wallpaper, press on a blank part of the homescreen. Next, choose Wallpapers. Then choose Live (animated / moving wallpapers) or standard wallpapers (images) and choose whether you want the wallpaper on the homescreen or the lock screen. Then crop the wallpaper and press Ok in the top-right corner.

You can also use images Gallery images taken with the phone’s camera for your wallpaper.