You can find a video to watch in the YouTube mobile App, and then send it to your TV with a single tap. We recommend you check by opening another app on your smart TV, media player, or game console to see if the same problem occurs. If you’re experiencing an issue with the YouTube TV app on your supported smart TV, media player, or game console - it may be a manufacturer issue. When you watch YouTube videos in Samsung smart TV, you might encounter the problem of YouTube not working on Samsung smart TV, which caused by a recent update to your TVs YouTube app, and the app has a cut off screen.Here are common problems and solutions on Samsung TV YouTube … Your Smart TV will keep streaming even if you open other apps on your mobile device. If we connect to the network, we can use smart TV like Samsung to watch YouTube and other videos online. On your supported smart TV, media player, or game console. Stream YouTube from mobile to TV.