NO working Kodi HDR10 support wait till approx. mid/late 2020 4K HDR10 - State of Play thread - important media player limitations. Oh and no lossless audio passthrough, it has to be decoded into multi-pcm streams which means i) no atmos and ii) your receiver needs to be able to accept multi-pcm as an input.
Samsung TVs do not allow outside apps to be side loaded. Samsung App Store only. They do not. And why are you sending me a link for twitch? I've done the whole Pi-with-LibreELEC, Kodi-on-Jailbroken-Apple-TV thing. Honestly, neither worked really well enough. The easiest thing is just by starting whatever I want to watch on my computer, and then
SggRtE.