LG v20 User Manual page 50

The Basics
48
Signature Wallpaper
You can create a personalized Lock screen wallpaper that uses the first
letter of your signature from the Second screen.
1. Tap the Home button
Lock screen > Wallpaper > Signature Wallpaper, then tap the Edit icon
.
2. Enter your signature and tap SAVE to save the setting.
The first letter of your signature is displayed on the locked screen.

3. Tap SET WALLPAPER to set the wallpaper.
NOTE
> swipe left, if necessary > tap Settings
This feature is disabled if the screen lock is set to None.
Customizing the Signature
Wallpaper
Signature Wallpaper Screen
>