Optimized app architecture means videos start playing faster, even on slower internet connections. Why Choose This Version for "Extra Quality"?
: Most users search for the APK via their TV's built-in browser or download it to a USB drive.
Unlike the standard app, Smart YouTube TV was designed by independent developer Yuriy Lyskov to provide better control over resolutions and settings on various Android-based smart TVs. Supports Android 4.0 and higher.
Critical for interactive features and live streams.
Regardless of the exact phrasing, the ultimate goal is the same: to experience YouTube on your Smart TV with the highest quality playback, free of interruptions. This article will not only help you locate the app but also show you how to optimize your entire setup for the best possible viewing experience. Unlike the standard app, Smart YouTube TV was
Error codes 617 and 391 typically point to a handshake failure between your television’s operating system and the YouTube servers.
These features are why many users consider SmartTube the gold standard for an uninterrupted, high-quality viewing experience.
The Smart TV YouTube app version 617 391 offers extra quality settings that allow users to enjoy their favorite videos in higher quality. To access these settings:
The phrase refers specifically to version 6.17.391 of Smart YouTube TV, an unofficial, open-source client for Android-based TVs and TV boxes. Regardless of the exact phrasing, the ultimate goal
Go to your TV's security settings and allow installation from unknown apps.
For users searching for a to gain extra quality and a better user experience in 2026, the 6.17.x series remains a top choice. By following the installation steps, users can significantly enhance their YouTube viewing experience, enjoying high-resolution content without the performance bottlenecks often found on older Android hardware.
Even with the latest YouTube version, you can miss “extra quality” if your settings are wrong.
SmartTube is a popular, advanced client designed specifically for Android TV and media boxes. It is the most likely source of the version number you're searching for. Enthusiasts and developers who build custom versions of these apps often refer to them by their specific code commits or nightly build numbers, which can look like 617.391 . Even with the latest YouTube version
Utilizing dedicated chipsets for VP9 and AV1 codecs.
Unlock the Ultimate Viewing Experience: Smart TV YouTube 617-391 Download Guide
YouTube is one of the most popular video streaming platforms in the world, and many users want to access it on their Smart TVs. The Smart TV YouTube app allows users to watch their favorite videos, movies, and TV shows on a larger screen. In this review, we'll discuss the Smart TV YouTube app version 617 391, its features, and how to download the latest version.