Plex Media Player app for Windows is the way to go on your living room PC

[Windows Central]

If you're using Plex on your Windows PC and a connected TV, you need to use the Plex Media Player app.
Plex is one of the easiest, best value ways of creating your own home media server. It runs on basically everything and it handles just about everything you'd need it to.
Windows-powered PCs make great media boxes, and if you have one of those hooked up to your TV and you're using Plex, you have to use the Plex Media Player.

Full story from the WindowsCentral blog...