Smart Tv Youtube 617 391 Download Latest Version Extra Quality Updated ❲INSTANT - Strategy❳

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 manage to locate and install the genuine "extra quality" build labeled 617 391, you can expect the following features:

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).

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.

To download or update the YouTube app for your Smart TV, the safest method is to use your TV's official app store. This ensures you receive the latest stable version

with the best security and performance for your specific hardware. Official Update Method

The most reliable way to get the latest version (including "extra quality" 4K support) is through your device's built-in store: Android TV / Google TV: Google Play Store , select your profile icon, and go to Manage apps & games Samsung Smart TV: Navigate to , select the Settings icon (top right), find YouTube, and select LG Smart TV: LG Content Store

, search for YouTube, and if an update is available, click the Smart TV YouTube 6.17.391 (Legacy Devices) If you are specifically looking for version

, this is often used as a specialized version for older Smart TVs that no longer support the standard official app

This version is typically part of third-party clients like "SmartTube" (formerly Smart YouTube TV), designed to run on older Android versions (4.0+) where the official app may fail These versions often include advanced features like ad-blocking , support for 4K resolution , and playback without requiring full Google Services Installation: You can find these files on repositories like

, but you must enable "Install from Unknown Sources" in your TV settings first Troubleshooting Quality & Loading

If your YouTube app is lagging or won't play in "extra quality" (4K): Check Connection:

Ensure your TV is on a 5GHz Wi-Fi band or connected via Ethernet for stable high-res streaming. Clear Cache: Settings > Apps > YouTube > Clear Cache to resolve freezing issues. Crosswalk Project:

For very old TVs using version 6.17.391, you may also need to install the Crosswalk Project app to ensure all video formats play smoothly 4K resolution How To Update YouTube App on Smart TV (Full Guide)

Smart YouTube TV 6.17.391: Enhancing Your Big-Screen Experience

Smart YouTube TV is a popular third-party YouTube client specifically designed for Android-based TV boxes and smart TVs. Version 6.17.391 was released as a significant update to provide a more tailored interface for television use. Key Features of Version 6.17.391

This version is known for its compact size (approximately 7.76 MB) and broad compatibility.

High Resolution Support: Allows for viewing content in up to 4K resolution, depending on your hardware.

Independent of Google Services: Works without requiring Google Play Services, making it ideal for devices that lack official Google support.

Tailored Controls: Designed to be fully compatible with standard TV remote controls for easy navigation.

Broad Compatibility: Supports older Android versions starting from Android 4.0 (Ice Cream Sandwich) up to Android 8.0 (Oreo). How to Download and Install

While newer versions like 6.17.739 exist, users specifically looking for 6.17.391 can find the APK on verified community repositories.

Locate the APK: Version 6.17.391 is available on platforms like APKMirror .

Enable Unknown Sources: On your Smart TV or TV box, go to Settings > Security & Restrictions and enable "Install unknown apps" for your file manager or browser.

Install the APK: Transfer the downloaded file to your TV via a USB drive or cloud storage and run the installer.

For a step-by-step walkthrough on installing third-party YouTube clients like SmartTube on your TV, watch this guide: How to Install SmartTube on Android TV How-To-Heroes YouTube• 27 Feb 2026 Managing Video Quality

Check out these helpful tutorials on updating and optimizing YouTube quality on various smart TV platforms: How to Update YouTube App on Any Smart TV 42K views · 11 months ago YouTube · Bscholarly TV How to Change Video Quality in YouTube TV App 694 views · 1 month ago YouTube · Max Dalton

Designed for Android 4.0 (Ice Cream Sandwich) through Android 8.0 (Oreo). How to Install for "Extra Quality" Stability When users demand "extra quality," they aren't just

If you are specifically looking for this version to fix a "not working" error on an older TV, follow these steps: Download the APK: Locate the Smart YouTube TV 6.17.391 APK from reputable mirrors like Enable Unknown Sources: Go to your TV's Security Settings and enable "Install apps from unknown sources". Install Crosswalk:

For smoother performance on older Android versions (4.2/4.4), users often need to install the Crosswalk Project APK alongside the app. Selection: Upon the first launch, choose the "Lite Alt" version for the best balance of quality and performance. Important Note on Updates While 6.17.391 is a "classic" fix version, it is not the latest version

. The developer has since moved on to a newer project called (formerly SmartTubeNext). Latest Smart YouTube TV Legacy Version: 6.17.739 (released mid-2021). Official Google App:

Upgrade Your Viewing: How to Download YouTube v6.17.730 for Smart TV

If you’ve noticed your Smart TV's built-in YouTube app feeling a bit sluggish or missing the latest features, it might be time for an manual update. While official stores like the Google Play Store

usually handle this, many users are specifically looking for version

(often misidentified as 6.17.391) to unlock "extra quality" performance and better stability on older Android-based sets.

Here is everything you need to know about the latest updates and how to get your YouTube app running at its best. Why Update to the Latest Version? Staying current with the YouTube for Android TV app ensures you get the most out of your hardware: 4K & HDR Support

: Stream at the highest possible resolutions with 60 FPS for fluid motion. Better Interface

: Modern versions offer a cleaner UI with bigger thumbnails and better navigation via your TV remote. Stability Fixes

: Updates often patch bugs that cause the app to freeze or fail to open. Smart YouTube TV Alternatives : Independent versions like Smart YouTube TV

(v6.17.730) are popular for those wanting a customized, ad-light experience on open-source platforms. How to Download and Update

Depending on your device, there are two main ways to get the latest version: Method 1: The Official App Store (Easiest) Google Play Store on your TV's home screen. Search for If an update is available, you will see an button next to the app icon.

Click update and wait for the installation to finish. If no update button appears, you are already on the latest supported version for your firmware. Method 2: Sideloading the APK (For v6.17.730)

If you are looking for specific builds like the one from developer Yuriy Lyskov, you'll need to "sideload" the file: Download the File : Find the Smart YouTube TV APK (version 6.17.730) on a trusted site. : Use a USB drive to move the file to your Smart TV. Enable Permissions

: Go to your TV's settings and allow "Install from Unknown Sources."

: Open your TV’s file manager, select the APK, and follow the prompts to install. Troubleshooting Common Issues How to Update YouTube App on Any Smart TV

Everything You Need to Know About the Smart TV YouTube 617 391 Update

If you’ve been searching for "smart tv youtube 617 391 download latest version extra quality updated," you’re likely looking to optimize your big-screen streaming experience. Keeping your YouTube app updated is the best way to ensure you’re getting the highest possible resolution, the smoothest interface, and the latest features.

In this guide, we’ll break down what this specific version brings to the table and how you can get it running on your television today. Why the YouTube 617 391 Version Matters

Television firmware and app ecosystems can be finicky. Version 617 391 is part of a wave of "Extra Quality" updates designed specifically for modern Smart TVs (Android TV, Tizen, webOS) and streaming sticks. Key Features of the Latest Update:

Extra Quality Streaming: Enhanced bitrates for 4K and HDR content, reducing buffering and compression artifacts.

Improved Navigation: A snappier UI that reacts faster to remote control inputs.

Stable Background Play: Better resource management so the app doesn't crash when switching between inputs.

Voice Search Optimization: Improved accuracy for Google Assistant and Alexa integration. How to Download the Latest Version

Depending on your hardware, there are two main ways to get the latest updated version of YouTube for your Smart TV. Method 1: The Official App Store (Recommended)

This is the safest way to ensure you have the "Extra Quality" official build.

Open your TV’s App Store (Google Play Store, LG Content Store, or Samsung Smart Hub). Search for YouTube.

If an update is available, select Update. If not, and your version matches 617 391, you are already current.

Pro Tip: Enable "Auto-Update" in your TV settings to never miss a performance boost. Method 2: Sideloading (For Android-based TVs)

If the update hasn't rolled out to your region yet, advanced users often sideload the APK.

Download the YouTube 617 391 APK from a reputable source like APKMirror. Transfer the file to a USB drive and plug it into your TV.

Use a File Manager app on your TV to locate and install the file.

Note: You must enable "Install from Unknown Sources" in your security settings. Troubleshooting Common Issues

Sometimes, even the "Extra Quality" version can run into hiccups. If you experience lag after updating:

Clear the Cache: Go to Settings > Apps > YouTube > Clear Cache. This often fixes playback stutters.

Check Connection: Ensure your TV is on a 5GHz Wi-Fi band or connected via Ethernet for stable 4K streaming.

Restart Your TV: A full power cycle (unplugging for 30 seconds) can clear out lingering RAM issues from the previous version. The Verdict

Updating to the Smart TV YouTube 617 391 version is a game-changer for anyone who values visual fidelity. With "Extra Quality" patches and updated stability, it transforms your living room into a true cinematic experience.

Stop settling for blurry uploads and outdated interfaces—check your TV's app store today and start streaming in the highest quality possible.

How to Download the Latest YouTube App for Smart TV (Version 6.17.391)

Smart TVs have revolutionized how we consume media, and YouTube remains the most popular platform for big-screen entertainment. If you are searching for the specific update "6.17.391," you are likely looking for the "Extra Quality" build which features enhanced stability, faster loading times, and improved 4K playback. Users report that this specific version reduces the

Keeping your YouTube app updated ensures you have access to the latest interface changes, voice search improvements, and security patches. Here is everything you need to know about getting the latest version on your device. The Benefits of the 6.17.391 Update

This specific version is highly sought after because it addresses several common issues found in older legacy builds. Users moving to this version typically see:

Smoother Navigation: Reduced lag when scrolling through long playlists or home feeds.

Extra Quality Playback: Better handling of high-bitrate 4K and HDR content without buffering.

Updated Codecs: Improved compatibility with AV1 video decoding for better efficiency.

Bug Fixes: Resolved issues where the app would randomly sign users out or freeze on the splash screen. How to Update YouTube on Different Smart TV Platforms

Depending on your TV’s operating system, the process for grabbing the latest version will vary. Android TV and Google TV (Sony, Hisense, TCL) Open the Google Play Store on your TV. Select your profile icon in the top right corner. Navigate to "Manage apps and games" and then "Updates."

If version 6.17.391 is available for your hardware, select "Update" next to YouTube.

Alternatively, search for "YouTube" directly in the store to see the current version status. Samsung Smart TVs (Tizen OS) Press the Home button on your remote. Navigate to "Apps." Select the Settings icon (gear) in the top right. Locate the YouTube app.

If an update is pending, you will see an option to update. Ensure "Auto Update" is turned on to get future builds instantly. LG Smart TVs (webOS) Launch the LG Content Store. Go to "Apps" or "My Apps." Find YouTube in the list.

If a newer version like 6.17.391 is ready, an "Update" button will appear on the app’s description page. What if the Update Isn’t Showing?

If you are specifically looking for version 6.17.391 and your TV says it is up to date on an older version, there are a few reasons why:

Regional Rollouts: Updates often release in waves. Your region might be a few days behind.

Hardware Compatibility: Some older Smart TV models stop receiving app updates if the hardware can no longer support the new software requirements.

Manual Sideloading: For Android-based TVs, some users choose to download APK files from reputable sources to manually install specific versions. However, this is only recommended for advanced users, as it can lead to stability issues if the version isn't optimized for your specific processor. Troubleshooting After Download

If you’ve updated to the latest version and encounter "Extra Quality" playback issues or crashes, try these quick fixes:

Clear Cache: Go to your TV's Settings > Apps > YouTube > Clear Cache.

Power Cycle: Unplug your TV from the wall for 60 seconds and plug it back in.

Check Connection: Ensure your Wi-Fi or Ethernet speed is at least 25 Mbps for consistent 4K streaming.

By staying updated with version 6.17.391, you ensure your Smart TV remains a powerful window into the world of YouTube content, delivering the best possible visual and audio experience.

The rain in Seattle didn’t just fall; it programmed the pavement, turning the asphalt into a slick, reflective monitor of grey misery. Inside the high-rise apartment of Elias Thorne, the atmosphere was no warmer. Elias sat on his velvet sofa, staring at the inert black rectangle of his 65-inch OmniView Smart TV.

He was a man of precision. A curator of digital experiences. He didn’t watch TV; he optimized it. And tonight, the OmniView was failing him.

The standard YouTube app was stuttering. It was buffering at 4K, a cardinal sin in Elias’s cathedral of technology. He grabbed the remote, his thumb hovering over the buttons like a hawk circling prey. He navigated to the settings, his eyes scanning the build number.

"It’s obsolete," he muttered. "Version 615. Pathetic."

Elias pulled his laptop onto his knees. The forums were buzzing. Usually, he ignored the chatter of the plebeians, but tonight, a specific thread had caught his eye. It was buried deep in a sub-forum dedicated to APK archival and unauthorized firmware tweaks.

The title was simple: YouTube for Smart TV 617.391 - Extra Quality.

He clicked it. The post was from a user named 'CodecMaster'. “Standard builds throttle your bandwidth. They cap the bitrate to save Google money. 617.391 is the dev build. It unlocks the hardware encoder. It’s not just 4K; it’s Extra Quality. The updates are gone. This is the final form.”

Elias felt the familiar itch of the hunt. He wasn't just downloading software; he was retrieving forbidden knowledge. He found the link. The file size was slightly larger than usual—157MB. He scanned it. No viruses. Just code, pure and dense.

He transferred the file to a USB drive, the plastic casing clicking as he plugged it into the port on the side of the TV. The screen flickered.

Installing Application...

The progress bar moved with agonizing slowness. 10%... 30%...

Elias sipped his cold coffee. Outside, thunder rolled over the Space Needle. 70%...

The TV screen went pitch black for a moment. Then, the YouTube logo appeared. But it was different. The usual red play button was there, but the shading was deeper, richer. The sound the TV made when it booted up wasn’t the standard chime; it was a resonant, low-frequency hum that vibrated in Elias’s chest.

Version 617.391 Installed.

The interface loaded. It was sleek, stripped of the messy "Shorts" and the intrusive "Trending" tabs. It was just a search bar and the void. Elias gripped the remote. He went to Settings > Quality.

Usually, the options topped out at "4K." But this menu scrolled further. Past 2160p. Past 4K HDR.

There, at the bottom, in a font that looked slightly sharper than the rest of the OS, was the option he had come for: EXTRA QUALITY.

"Show me," Elias whispered.

He searched for a nature documentary. ‘Planet Earth: The Deep Ocean.’ He selected a video known for its visual fidelity. He pressed play. He selected Extra Quality.

For a second, nothing happened. The buffering icon—a simple grey circle—spun once. Then, the video began.

It wasn’t video. It was reality.

Elias dropped the remote. It clattered on the hardwood floor, but he didn’t hear it. The sound coming from the stereo system was too clean. It wasn't stereo anymore. It sounded like he was underwater. He could hear the clicks of shrimp and the distant mournful song of a whale, but the separation was absolute. He could pinpoint the whale behind him, to the left, eighty meters away. updated as recently as April 16

Then the image resolved.

The water on the screen wasn’t pixels. It was wet. The blue was a color he had never seen on a monitor before—a shade of azure that existed only in the Marianas Trench. The detail was terrifying. He leaned in close to the screen. He expected to see the pixel grid, the tell-tale sign of digital compression.

There were no pixels.

He was looking at a plastic bag floating in the current. On the bag, there was a tiny water droplet. Inside that droplet, refracted and inverted, was the reflection of a jellyfish.

"I can see the jellyfish in the droplet," Elias breathed. His eyes watered. The clarity was painful. It was too much information

The version you are looking for, 6.17.391, 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

4K/HDR Support: Optimized for streaming high-definition content in 4K, HDR, and 60 FPS on compatible hardware.

Ad-Free Experience: Includes built-in features to bypass standard advertisements for uninterrupted viewing.

Broad Compatibility: Specifically designed to run on Android 4.0 (Ice Cream Sandwich) and above, making it ideal for older TV boxes.

No Google Services Required: Can function perfectly without needing Google Play Services, which is helpful for devices that lack official Google certification. How to Download and Install

Since this is a third-party application, you cannot find it on the official Google Play Store. You must sideload the APK file using the following steps:

Prepare your TV: Go to Settings > Security & Restrictions and toggle on "Install Unknown Apps" for your browser or file manager.

Download the APK: Use a browser on your TV or a PC to download the version 6.17.391 APK from a trusted repository like APKMirror.

Transfer (if needed): If downloaded on a PC, move the file to a USB drive and plug it into your Smart TV.

Install: Locate the file using a "File Manager" app on your TV and select it to begin installation. Current Official Alternatives

If you prefer official apps or have a modern Smart TV (Android 9.0+), it is highly recommended to use the latest official versions for better security and stability:

Official YouTube for Android TV: The current latest official version (as of April 2026) is 6.53.301, available on the Google Play Store or via Uptodown.

SmartTube (Next Generation): The developer of Smart YouTube TV has moved on to a newer project called SmartTube, which is more frequently updated for modern devices.

💡 Quick Tip: If your app is freezing or not loading, always check your internet connection first or try clearing the app cache in your TV's settings. APK Download for Android | Aptoide - Smart YouTube TV

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.

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

If you're aiming to update or download the YouTube app on your Smart TV, here are some general steps you can follow. These steps might slightly vary depending on your TV's brand and the operating system it uses (like Android TV, webOS, Tizen, etc.).

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.

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 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.

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