Smart Tv Youtube 617 391 Download Latest Version Extra Quality Updated Official
If you are using a TV with a proprietary operating system (such as older Samsung Tizen or LG webOS models), installing a specific APK version like 617 391 is generally not possible. These systems are "walled gardens," meaning you can only install the version currently available in their respective app stores.
When users demand "extra quality," they aren't just talking about 4K resolution. Many Smart TVs already support 4K. The issue is bitrate—the amount of data used per second of video.
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.
If you're looking for a specific version or to download directly, you might not find such an option for Smart TVs as app updates are usually handled through the TV's app store. However, you can always try visiting the YouTube website on your computer, then look for download links if available (though generally, it's recommended to use the app directly on your TV for the best experience).
For enthusiasts who believe that newer isn't always better, the YouTube 617 391 version remains a sought-after choice for its balance of speed and visual quality. By following the sideloading steps above, Android TV users can regain control over their viewing experience and enjoy YouTube the way it was meant to be seen.
Disclaimer: Sideloading applications carries a small security risk. Always download APK files from reputable sources and ensure your device is protected.
The search phrase you've provided refers to a specific version of Smart YouTube TV, an open-source, third-party YouTube client primarily used for older Android-based TV boxes and smart TVs. What is Smart YouTube TV?
This application is designed to provide a tailored YouTube experience on larger screens, supporting resolutions up to 4K and working independently of Google Play Services.
Version 6.17.391: This specific build is a popular legacy version released around June 2020 by developer yuliskov. It is often recommended in online tutorials as a stable fix for older TVs where the official YouTube app no longer functions.
"Extra Quality" / "Updated": These terms in your query often appear in titles of tutorial videos or third-party download sites promoting "unlocked" or improved streaming features like ad-blocking and better codec support. Download and Installation
While there are many websites hosting this APK, it is safest to use established mirrors if your device does not have an official app store.
Official Sources: The original project is no longer actively developed, but you can find various versions like 6.17.391 and newer iterations (e.g., 6.17.739) on APKMirror and Aptoide. If you are using a TV with a
Installation Tip: For this specific version to work correctly on older devices, many users also need to install the Crosswalk Project library to handle modern web content. Latest Official Alternatives
Since Smart YouTube TV is largely discontinued, the developer has moved on to a successor called SmartTube (formerly SmartTubeNext). This new version is actively updated and provides a more modern interface for 4K streaming and advanced video settings.
Official YouTube App: If your TV supports it, the most secure way is to download the standard YouTube app from the Google Play Store.
Are you trying to fix a specific error on an older TV, or are you looking for a version that specifically blocks ads?
Smart YouTube TV 6.17.391 (noarch) (Android 4.0+) - APKMirror
The official version of YouTube for Android TV is currently at 6.53.301 (as of April 12, 2026). However, if you are looking for the specific "Smart YouTube TV" client (a popular third-party alternative often cited for "extra quality" or ad-blocking features), version 6.17.391 was a stable release from June 2020. A more recent version of this third-party app is 6.17.730, updated as recently as April 16, 2026. Official YouTube App Update
For the highest stability and best quality (up to 4K, HDR, and 60 FPS), it is recommended to use the official app.
Android/Google TV: Open the Google Play Store, search for "YouTube," and select Update if available.
Samsung Smart TV: Press the Home button, go to Apps, select Settings (gear icon), and enable Auto Update or manually select the YouTube app to check for updates.
LG Smart TV: Access the LG Content Store, search for YouTube, and click Update. Smart YouTube TV (Third-Party Client)
If you specifically need version 6.17.391 or the latest 6.17.730, these are typically downloaded as APK files for sideloading on Android-based TV boxes. Users report that this specific version reduces the
Version 6.17.391: Originally released in June 2020, this version is compatible with Android 4.0 and higher.
Latest Version (6.17.730): Released in April 2026, it offers improved compatibility for Android 9.0+ devices.
Features: These versions are often used to bypass official limitations and provide "extra quality" features like customized video buffers and forced resolutions. How To Update YouTube App On Smart TV
You might face issues when trying to get the "latest version extra quality updated" running. Here is the fix:
Error 1: "App not installed" (Parse Error)
Error 2: "App keeps crashing"
Error 3: "No videos play – spinner spins forever"
If sideloading version 617 391 seems too technical or risky, here is how to get "extra quality" legally:
Pros:
Cons:
Recommendation: If you own an Android TV or Nvidia Shield and are frustrated with YouTube’s official app quality, searching for "Smart TV YouTube 617 391 download latest version extra quality updated" is a worthwhile endeavor. However, do not download from random pop-up websites. Only use the official GitHub repository for SmartTubeNext (the actual name of the software you are looking for). potentially less desirable version:
The future of TV streaming is open source; version 617 391 is just the latest step in that evolution. Install it today, and watch your favorite creators in a clarity your TV manufacturer never told you was possible.
Disclaimer: This article is for educational purposes. Downloading and installing third-party APKs may void your warranty or violate YouTube's Terms of Service. Always back up your data before sideloading.
The screen flickered in the dimly lit living room, casting a cold blue glow over Mark’s face. He was tired of the lag. Every time he tried to launch YouTube on his Smart TV, the spinning circle of doom mocked him. He needed the latest version—the legendary "617 391" build he’d read about on a niche tech forum.
"Extra quality," the post had promised. "Updated for 4K stability."
Mark grabbed his laptop. This wasn't a standard app store update; it was a manual mission. He found the download link, a string of digits and letters that felt like a secret handshake for power users. He moved the file to a thumb drive, his pulse quickening as he plugged it into the back of the TV. The prompt appeared: Install update?
He clicked 'Yes.' The progress bar crawled forward, a glowing blue line bridging the gap between glitchy playback and digital perfection. When the TV finally rebooted, the YouTube logo didn't just appear—it snapped onto the screen with newfound sharpness.
He clicked on a nature documentary. The colors were deeper, the frame rate fluid. The extra quality wasn't just a marketing buzzword; the updated 617 391 version had turned his aging screen into a window to another world. Mark leaned back, the "Loading" icon finally a thing of the past.
1. Enable Unknown Sources Before you can install the downloaded file, you must allow your TV to install apps from outside the official store.
2. Download the APK You will need to find the specific APK file. Trusted repositories like APKMirror or APKPure usually host historical versions of apps.
3. Install the Application
4. Disable Auto-Updates To keep the 617 391 version and prevent the TV from automatically updating it to a newer, potentially less desirable version: