Fixing YouTube on a Smart TV running Android 4.4.4 (KitKat) can be challenging because Google no longer officially supports this version. This often leads to errors like "YouTube is no longer available" or the app simply failing to open.
Allows you to "cast" YouTube from your phone or use the dedicated remote. smart tv android 444 youtube not working best
You may have tried the following, only to find they do not work. Here is why: Fixing YouTube on a Smart TV running Android 4