The search for a specific "YouTube 617 391" version does not return official documentation for such a version number, which may suggest a typo or a version specific to a niche third-party build. For the safest and highest-quality viewing experience on your Smart TV, you should always use official update channels to ensure extra quality and security. How to Download the Latest YouTube Version
The current latest official version (as of April 2026) is 6.53.301 , available on the Google Play Store or via Uptodown . The search for a specific "YouTube 617 391"
Since this is a third-party application, it is typically installed via side-loading rather than through standard app stores like the Google Play Store . Since this is a third-party application, it is
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 While this specific build was originally released around
Users report that this specific version reduces the "gradient banding" (visible lines in the sky or shadows) that plagues standard YouTube streaming on large 65-inch+ screens.
Enhanced bitrates for 4K and HDR content, reducing buffering and compression artifacts.
Version 6.17.391 is available on platforms like APKMirror .