@Nyaburinyauma The excellent adjustments on my specific LG model were recommended by Consumer Reports from their test lab and are very different from the factory default settings.
@Terrell352 Is it possible to DM you? I ask this in the same way that a sole @TMobile customer service representative helpfully invites a pubic reply to take the issue and resolution discussion offline.
@Ecaspu It’s not unlike learning that navigation maps on your phone using a cellular network differs from a standalone GPS device. Subtle to learn and know, until you’re in spotty cell service coverage terrain. Apples and oranges to what you’re explaining here, but thanks.