Install is super simple and even easier if you are using something like CasaOS, Umbrel or Yunohost. They all have one click installers.
With Jellyfin you can manage and access your movies, tv shows, music, books, photos and even live tv/dvr from any device. Through any web browser and there are also apps for the mobile platforms.
In the video I go over what it looks like and how I have mine set up and talk about the quaility of the video stream.
Find out more, try the demo and download Jellyfin at their website here