LG V30+ User Manual page 793

Making collage wallpapers
You can make your own collage image to display it as a lock screen.
You can select multiple collage images as a wallpaper that changes each
time you turn the screen on and off.
1
Tap Settings Display Lock screen Wallpaper Collage
Wallpapers.
2
Select the image for the lock screen and then tap SET WALLPAPER.
Basic Functions
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