Quoting plex.tv/link : Follow steps to activate TV | Plex TV Device

If you want to see Plex using widescreen software like Android TV, Smart TV, and then appletv EX T, you should definitely connect your TV to your Plex TV account. To do exactly the same, follow the exact steps below: The first thing you need to do is visit the program store or station store of your device and search for a Plex TV app. Launch the Plex TV app, then click the drop-down button. If you are new here, click on the sign up option. After signing up, you will be redirected to this new display featuring a 4 character hyperlink code with the advice to use that particular code. Save this code to connect your device using plex. Today, https://plextvvlink.com visit plex.tv/link working with an online connection provided by a computer or mobile. On the next screen, enter the 4-character hyperlink for the login process. Click on the link and after victory refresh your device where you need to access Plex.