This always baffled me when I had a friend who showed me his Plex server years ago.
So you're using a service which makes it easy for you to host and access everything wherever you are, pulls in all the metadata for shows and movies and you're not worried about them tracking all of that?
When I finally set my own up I used Jellyfin from the start, I prefer as little tracking as possible but thats just me
Its honestly getting to the point now where doing these home setups are so much simpler than owning these proprietary streaming boxes which have everything locked up to serve you ads or just steal data in general.
Hooking a PC up to the TV even to watch the paid services is probably better at this point.
Its based in fiction, but the guy who wrote it and starred in it attempted to tell the story somewhat close to what being a career criminal and hitman would involve. Its really well done and does demonstrate that being a divorced father and career criminal can be a difficult balance.
Its more effort but I do this if I think its worth sharing a link, test the link in a private browser first. I just also don't want to be doxxing friends and family to the platform in question either.
Let's just share content and not track people and accounts
I haven't had a gaming system.in over 10 years and I was so glad I got the steam deck. It just worked out of the box, no messing around having to set anything up or play around with settings.
I bought a few games, downloaded them and everything has been seamless. Its been the most worthwhile purchase I've made in quite some time.
I doubt this will solve it but given the weird display issue. Have you tried just using the onboard graphics instead of GPU graphics?