LG K4 LTE User Manual page 42

The Basics
40
The Lock screen wallpaper
You can set the Lock screen wallpaper separately from your Home screen
wallpaper.
1. Tap the Home button
Lock screen settings.
2. Tap Wallpaper.
Tap Wallpaper gallery to select one of the available wallpaper images.
Tap Gallery to select an image from your Gallery.
> touch and hold the Recent apps button >