The version you are looking for, , is an older release of Smart YouTube TV , a popular third-party, open-source YouTube client specifically designed for Android TV boxes and Smart TVs. While this specific build was originally released around June 2020 , it remains a sought-after version for users with older hardware due to its lightweight performance and compatibility with older Android versions (down to Android 4.0). Key Features of Smart YouTube TV 6.17.391
在探索第三方应用之前，我们应该首先确保你的智能电视官方应用是最新版本。这是最安全、最稳定的方式。
Smart TV YouTube 617 391 is the latest and greatest version of the popular video streaming app. With its improved video quality, enhanced user interface, and new features, it's a must-have for anyone looking to elevate their entertainment experience. Download the latest version today and discover a whole new world of possibilities. The version you are looking for, , is
SmartTube（曾用名 SmartTubeNext）是一款功能强大的第三方应用，而且仍在被作者积极维护。
Works without requiring Google Play Services, making it ideal for devices that lack official Google support. With its improved video quality, enhanced user interface,
YouTube streaming quality is limited by your internet speed and your TV's screen resolution (1080p, 4K, or 8K). No third-party download can magically bypass YouTube's server-side video compression to give you "extra quality." How to Safely Update YouTube on Android TV and Google TV
Are you installing this on an that no longer receives official app updates? YouTube streaming quality is limited by your internet
If your TV’s official app store has moved past this version and you want to install the specific build, you will likely need to "sideload" the application. This is common for Android TVs (Sony, Philips, TCL, Hisense, etc.).
To keep the 617 391 version and prevent the TV from automatically updating it to a newer, potentially less desirable version: