Smart YouTube TV version 6.17.391 is a legacy third-party YouTube client primarily used on Android-based smart TVs and TV boxes that lack official Google Play Services. While this specific build was released in June 2020, it remains a popular choice for older hardware running Android 4.0 or higher. Review: Smart YouTube TV (v6.17.391)
Resolution & Performance: This version supports up to 4K resolution and HDR content, provided your hardware and internet connection (at least 25 Mbps) can handle it.
Ease of Use: It features a user-friendly interface optimized for large screens and is fully compatible with standard TV remote controls.
Independence: A major highlight is its ability to run without Google Services, making it ideal for budget TV boxes or regions where official apps are restricted.
Current Support Status: Note that active development for the "Smart YouTube TV" project has largely ceased in favour of newer forks like SmartTube. Users may encounter occasional video freezing or audio-only playback issues as YouTube's backend updates. How to Download and Update
To ensure "Extra Quality" and the latest features as of April 2026, you should generally look for the official YouTube for Android TV or a more recent stable build.
Smart YouTube TV 6.17.391 (noarch) (Android 4.0+) - APKMirror
Introducing Smart TV YouTube 617 391: The Ultimate Entertainment Experience
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What's New in Smart TV YouTube 617 391?
The latest version of Smart TV YouTube 617 391 comes with a range of exciting features, including:
Key Features of Smart TV YouTube 617 391
How to Download Smart TV YouTube 617 391
Downloading the latest version of Smart TV YouTube 617 391 is easy. Simply follow these steps:
Upgrade to Smart TV YouTube 617 391 Today
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System Requirements
Conclusion
Smart TV YouTube 617 391 is the latest and greatest version of the popular video streaming app. With its improved video quality, enhanced user interface, and new features, it's a must-have for anyone looking to elevate their entertainment experience. Download the latest version today and discover a whole new world of possibilities.
The search terms "Smart TV YouTube 6.17 391" refer specifically to a popular third-party, open-source YouTube client known as Smart YouTube TV
(version 6.17.391). This version is often sought out for older Smart TVs running Android 4.0 or 4.4 that can no longer run the official YouTube app. Overview of Version 6.17.391
This particular release is widely documented in community tutorials for restoring YouTube functionality on legacy devices. Developer: Yuriy Lyskov (LiskovSoft). Release Date: June 26, 2020. Key Features: Extra Quality: Supports 4K resolution and high-bitrate streaming. Optimization:
Specifically designed for large screens and remote controller navigation. No Root Required: Operates without needing deep system modifications. Compatibility:
Designed for Android 4.0 (Ice Cream Sandwich) through Android 8.0 (Oreo). How to Install for "Extra Quality" Stability
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:
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.
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 Smart YouTube TV version 6
, 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)
The search term Smart TV YouTube 6.17.391" refers to a specific version of a third-party application called Smart YouTube TV
(an unofficial client, not the standard app), which is primarily used to fix compatibility issues on older smart TVs and Android TV boxes. Key Features of Version 6.17.391
This version is widely cited as a "fix" for older hardware that no longer supports the official YouTube app from the Google Play Store. Legacy Support:
Specifically designed to run on older Android versions, such as Android 4.0, 4.2, and 4.4 No Google Services Required:
Unlike the official app, this client does not rely on Google Play Services, which is often missing or broken on older TV boxes. Resolution Options: Supports resolutions up to and allows manual overriding of video quality. Remote Control Optimization:
The interface is specifically designed for d-pad navigation on a TV remote. Installation Guide for Older TVs
To install this specific version on a device where the official app is failing, users generally follow these steps: Preparation:
Uninstall any existing YouTube apps on the TV to avoid conflicts. Browser Download: Open the TV's web browser and search for the Smart TV YouTube 6.17.391 APK from reputable third-party repositories like Crosswalk Project: Many older TVs require a secondary support file called the Crosswalk Project Runtime
to be installed alongside the APK for the videos to play smoothly. Selection:
Once installed, the app often offers multiple launcher options (e.g., "Lite", "Pro", "Alt"). For maximum compatibility on older hardware, the "Lite" or "Alt" version is usually recommended. Why "Extra Quality" and "Updated"?
The phrases "extra quality" and "updated" in your query typically refer to: Manual Overrides:
The ability to force higher bitrates or resolutions (like 4K) even if the official app limits them based on perceived bandwidth. SmartTubeNext:
While version 6.17.391 was a popular legacy fix, the developer has largely moved on to a newer project called
(formerly SmartTubeNext), which is the current "updated" standard for third-party TV clients.
As this is third-party software not hosted on the official Google Play Store, ensure you download it from a verified source to avoid security risks. YouTube Not Working on Old Smart Tv
selecting the light alt version. This version is recommended for smooth playback across all video formats. For the initial launch, Electronic Secret YouTube Not Working on Old Smart Tv
Unlocking Endless Entertainment: A Comprehensive Guide to Smart TV YouTube 617 391 Download Latest Version with Extra Quality Updated
In the era of digital streaming, YouTube has emerged as a leading platform for video content, offering a vast array of channels, movies, TV shows, and original content. For those with Smart TVs, accessing YouTube directly on their television sets has become a preferred way to enjoy their favorite content on a larger screen. However, to ensure a seamless and high-quality viewing experience, it's crucial to have the latest version of the YouTube app installed. This article aims to guide you through the process of downloading the latest version of the YouTube app, specifically for Smart TV users looking for the 617 391 version with extra quality updated.
Understanding Smart TV and YouTube App
Smart TVs are internet-connected television sets that allow users to stream content from various online platforms, including YouTube. The YouTube app on Smart TVs is designed to provide easy access to YouTube's vast library of content, including personalized recommendations, subscriptions, and trending videos.
The version number, such as 617 391, signifies a specific update or build of the app. These updates often include performance improvements, bug fixes, and new features to enhance the user experience. For users seeking the "extra quality updated" version, it's likely they are looking for an update that offers improved video quality, additional features, or enhanced stability.
Why Update to the Latest Version of YouTube on Smart TV?
Updating the YouTube app on your Smart TV is essential for several reasons:
How to Download and Update YouTube on Smart TV
The process to download or update the YouTube app on your Smart TV may vary slightly depending on the TV's brand and operating system. Here are general steps for some popular Smart TV platforms:
Overview
What’s new in 617.391
Compatibility
Pre-download checklist
How to download or update (general steps) Android TV / Google TV:
Samsung (Tizen):
LG (webOS):
If the store doesn’t show version 617.391 Improved Video Quality : Enjoy your favorite videos
Manual / Advanced installation (Android TV only)
Extra quality settings for best playback
Troubleshooting tips
Security & privacy notes
When to contact support
If you want, I can:
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
To ensure "extra quality" playback in this or any TV app, you may need to manually adjust settings:
Manual Override: While watching a video, navigate to the Settings (gear icon) in the player.
Select Quality: Choose your preferred resolution (e.g., 1080p or 4K) from the quality menu to bypass "Auto" settings that might downscale based on bandwidth.
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
How to Fix YouTube App Not Opening on Smart TV (Step-by-Step Guide) 8K views · 5 months ago YouTube · Tech Tedy
Note: Smart YouTube TV is no longer in active development. For the latest official experience with regular security patches, users are encouraged to use the official YouTube for Android TV app available on the Google Play Store.
Are you installing this on an older smart TV that no longer receives official app updates?
Smart YouTube TV 6.17.391 (noarch) (Android 4.0+) - APKMirror
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%... Key Features of Smart TV YouTube 617 391
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.
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 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
The version number 6.17.391 refers to an older release of Smart YouTube TV, an open-source, third-party client for Android-based smart TVs. While this specific build was highly popular for legacy devices, it is no longer actively maintained.
For the "latest version" and "extra quality" experience in 2026, users should look toward its successor, SmartTube (formerly SmartTubeNext), or update the official YouTube app to access new 2026 features like customizable multiview and redesigned live guides.
Draft Blog Post: Getting the Best YouTube Experience on Smart TV What is Smart YouTube TV 6.17.391?
Smart YouTube TV 6.17.391 is a classic third-party app version known for bringing 4K streaming and an ad-free experience to older Android TVs.
Key Features: Supports 4K resolution, does not require Google Services, and is fully compatible with TV remote controllers.
Current Status: This project is largely discontinued in favor of SmartTube, which offers more frequent updates for modern hardware. New Official Features for 2026
If you prefer using the official YouTube for Android TV app, the latest April 2026 updates have introduced several "extra quality" enhancements:
Customizable Multiview: You can now watch up to four different channels at once, mixing sports, news, and entertainment in a layout of your choice.
Redesigned Live Guide: A cleaner UI on the "Live" tab now shows more scheduling info and program durations at a glance.
New Subscription Plans: Google has introduced more flexible, genre-based plans (Sports, Entertainment, etc.) to lower monthly costs. How to Download and Update How To Update YouTube App on Smart TV (Full Guide)
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 manage to locate and install the genuine "extra quality" build labeled 617 391, you can expect the following features: