Since this app is not available on the official Google Play Store, you must side-load the APK file. Enable Unknown Sources Settings > Security (or Apps/Privacy) and toggle on Install apps from unknown sources Download the APK Direct Method
Smart YouTube TV is a lightweight, modified version of the YouTube app that bypasses Google’s official API restrictions. It allows devices stuck on to stream YouTube videos smoothly, with a TV-friendly interface, ad blocking, and background playback. smart youtube tv apk android 4.4.3 free download
Open the app, log into your Google account (you may need to allow less secure app access or use an app password), and start streaming. Since this app is not available on the
: A popular alternative app store tailored for televisions that hosts various versions of the Smart YouTube TV client. with a TV-friendly interface