Samsung J320 - Wallpaper

Settings 275
 Messages: Choose a default app for messaging.
 Clear defaults: Tap Clear to clear any defaults you may have set during phone use, such as
YouTube to view a video or Maps to launch a Web address link.
Note: If you choose a default messaging app other than Messages (Google Hangouts for example), you
will not be able to use the Messages app unless you restore it as the default messaging app. For details,
see Default Messaging App Settings.
Wallpaper
You can change the wallpaper for the Home and lock screens.
Change the Wallpaper
From home, tap Apps > Settings > Wallpaper . 1.
Tap Home screen to open the drop-down list. Select the screens for which you want to change 2.
the wallpaper.