For a simplified view, you can activate the Easy Mode, which is called EasyHome on LG smartphones. When Easy Mode is activated, the display of font and app icons is greatly enlarged, and you can add shortcuts to contacts in predefined locations on the Home screen.

Android 9 | LG UX 9.0
Step 1:  Open the  Settings
Step 2:  Tap on  Display
Step 3:  Tap on  Home screen
Step 4:  Tap on  Select Home
Step 5:  Tap on  Easy Home
Step 6:  Confirm with  OK
  1. Open the Settings
  2. Tap on Display
  3. Tap on Home screen
  4. Tap on Select Home
  5. Tap on Easy Home
  6. Confirm with OK

LG Instructions