If clearing the cache fails, completely uninstall the YouTube app from your TV storage settings. Restart the television, return to your official app store, and download a fresh copy of the latest version.
is recognized for its high compatibility with legacy systems. Release Date: June 26, 2020. Architecture: Noarch (compatible with most processor architectures). Minimum OS: Android 4.0 (Ice Cream Sandwich, API 14). File Size: Approximately , significantly smaller than many modern streaming apps. 3. Core Features and "Extra Quality" Performance
This guide explains how to secure the latest version of dedicated YouTube clients, such as Smart YouTube TV, focusing on superior performance and how to ensure your streaming setup remains the available.
Within the app settings on your TV, clear the YouTube app cache occasionally to keep it running at top speed. Troubleshooting: Why "617 391" Matters If you are experiencing issues like: YouTube videos stuttering. 4K content playing in 1080p. The app crashing on startup. If clearing the cache fails, completely uninstall the
While playing a video, click the Gear Icon (Settings) on the playback bar. Change Quality from Auto to 2160p (4K) or 1440p .
: In Smart YouTube TV, the "Main" options often provide the most stable 4K playback.
From that day on, Alex became an advocate for keeping his smart TV apps up to date. He shared his experience with friends and family, recommending that they also download the latest versions of their favorite apps to enjoy a better viewing experience. Release Date: June 26, 2020
: Use an Ethernet cable instead of Wi-Fi to eliminate buffering during 4K playback.
While the specific version you mentioned (6.17.391) is available, there are more recent stable builds: Version 6.17.391 (June 2020)
: Supports up to 4K resolution on compatible hardware. File Size: Approximately , significantly smaller than many
Streaming YouTube on a Smart TV is the preferred way for millions to enjoy content on a big screen. However, searching for exact version strings or sketchy file names online can expose your TV to security risks or broken software. Why Avoid Sketchy Download Strings?
: The original build you requested. It supports Android 4.0+ and is designed for devices without Google Play Services. Version 6.17.739 (July 2021)
: The modern successor to "Smart YouTube TV." It is actively maintained and offers "extra quality" features like 8K support , no ads, and SponsorBlock. How to Install on Your Smart TV
Select the icon (gear shape) in the top-right corner. Locate the YouTube app.