When you right-click on a YouTube video and select "pop out", you'll notice a new TV-optimized interface. There are new buttons for pausing the video, fast forward and rewind, searching YouTube and visiting a visual homepage.Click the "home" button or press "g" to find videos from various categories like sports, science, comedy, news, music. Use the keyboard arrows to navigate to a different category and browse the videos. Press "Esc" to go back to the previous screen.The TV-optimized interface replaces YouTube Leanback and it's also available if you visit youtube.com/tv YouTube has made it easier to watch YouTube videos on your TV by pairing a mobile device to a Google TV Blu-ray player or smart TV . You just need to open the YouTube app or go to youtube.com/tv on your TV (or computer), find the pairing section and get the code. Then go to m.youtube.com on your mobile device or open YouTube's Android app, find the "add TV" option in the settings or the "pair with YouTube TV" option in the menu and enter the code. Google TV is automatically paired with all the devices from the same WiFi network, but only if you use the latest software . Now you can control your YouTube TV screen from your mobile device just like using Apple's AirPlay feature. Touch the "play" button to send the video to your TV, you can pause or resume the video, add videos to a queue, skip to the next video, change the volume and more.{ Thanks, Sterling. }