We are also changing how remote playback works for streaming personal media (that is, playback when not on the same local network as the server). The reality is that we need more resources to continue putting forth the best personal media experience, and as a result, we will no longer offer remote playback as a free feature. This—alongside the new Plex Pass pricing—will help provide those resources. This change will apply to the future release of our new Plex experience for mobile and other platforms.
… I’m using Chromecast and Google TV, though Chromecast isn’t very good, really, and Google TV stared showing commercials every now and then since a while ago, so that too will be on its way out.
But yeah, they’re supported