It would help if TV manufacturers would clearly document what these features do, and use consistent names that reflect that. It seems they want to make these settings usable without specialist knowledge, but the end result of their opaque naming and vague descriptions is that anybody who actually cares about what they see and thinks they might benefit from some of the features has to either systematically try every p…
They want a spy device in your house, recording and sending screenshots and audio clips to their servers, providing hooks into every piece of media you consume, allowing them a detailed profile of you and your household. By purchasing the device, you're agreeing to waiving any and all expectations of privacy.
Your best bet is to get a projector, or spend thousands to get an actual dumb display. TVs are a lost cause - they've discovered how to exploit users and there's no going back.