I have an LG OLED CX, and the native Jellyfin client supports DV without any issues. The only downside is that the TV itself has to be connected to the network, which LG is actively working on making less desirable

Well, they say they’re studying at a university in Slovenia, which gives it a pretty good chance that English isn’t their native language. Those questions still get across what they’re asking, so unless you’re some kind of grammatical god, I don’t think you can really complain too much