The best YouTube TV app for desktops is YouTube TV.
Look up PS4 Pro Leanback UserAgent and I recommend using that with Chrome because Firefox has a little bit of bugs. If you use it as a web app it works pretty well. The one caveat is you cannot exit out of it without enabling a developer flying in Chrome, without that flag you need to use alt + f4.
You want to use a web app or kiosk mode, specifically because resolution that you get in video is determined by the window size at startup, so if you have a 4K display, it needs to be full screen at start or else you will not get 4K video. Playback, you’ll only get 1440p.
Otherwise, just full screen it, then refresh.
I personally have found that the kodi plugin is quite frankly not very good.
Nine times out of ten, running chown on Android is an astronomically bad idea. 10 times of 10, what you’re trying to do right now, is an astronomically bad idea.
What is it you are trying to do? Or rather, why?