If the app drawer is enabled on the LG device, apps are not automatically added to the home screen, and you can also add shortcuts manually in this mode.

Android 9 | LG UX 9.0
Add Shortcut -  Wipe  upwards  to open the app overview
Add Shortcut -  Tap an hold the desired  App shortcut
Add Shortcut -  Drag the app shortcut to the  top
Add Shortcut -  Drag the app shortcut to the desired  position
  1. Wipe upwards to open the app overview
  2. Tap an hold the desired App shortcut
  3. Drag the app shortcut to the top
  4. Drag the app shortcut to the desired position

LG Instructions
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