Earlier versions (like 6.02.xxx) suffered from random buffering when switching between SDR and HDR content. Version 6.17.391 introduces refined dynamic range matching. Users report that HDR10, HLG, and even Dolby Vision content (on supported TVs) plays instantly without dropping frames or causing audio desync.
This method works for: Sony Bravia (Android models), TCL Android TV, Hisense Android TV, Nvidia Shield, Xiaomi Mi Box S, Chromecast with Google TV.
Step 1: On your Smart TV, go to Settings > Device Preferences > Security & Restrictions. Enable "Unknown sources" for your browser or Downloader app.
Step 2: Install the "Downloader by AFTVnews" app from the Google Play Store.
Step 3: Open Downloader and enter the following URL (from APKMirror, a safe archive):
https://www.apkmirror.com/apk/google-inc/youtube-android-tv/youtube-android-tv-6-17-391-release/
Step 4: Download the APK file (approximately 35-40 MB). Ensure you pick the correct architecture—most modern smart TVs use arm64-v8a.
Step 5: Once downloaded, click "Install". After installation, do not open immediately. Go to your app drawer, find the older YouTube app, clear its cache (Settings > Apps > YouTube > Clear Cache), then launch version 6.17.391.
Smart TV YouTube 6.17.391: Analysis of Latest Version, Distribution, and Security Implications Smart Tv Youtube 6.17 391 Download Latest Version --BEST
If you are searching for this specific file to sideload onto your TV, caution is advised.
Notice the all-caps --BEST. In the world of software distribution, legitimate developers do not need to advertise their own product as “BEST.” The product speaks for itself.
In the underworld of malware distribution (malvertising), hackers use these emotional trigger words to bypass your logic. You aren't searching for a version; you are searching for the best version. That desire for optimization—the fear that your current YouTube app is slow or missing features—is the hook.
If a user ignores the red flags and downloads a file named “Smart_Tv_Youtube_6.17.391.apk” (or worse, a .exe file), they are not getting a faster YouTube. They are likely getting one of three things:
If you want, I can:
Which option do you prefer?
While version 6.17.391 is a widely recognized stable release of the Smart YouTube TV client, it is not the most recent version available as of April 2026. This specific version was originally released on June 26, 2020. Earlier versions (like 6
If you are looking for the latest stable experience, more recent builds like 6.17.730 (updated April 16, 2026) or 6.17.739 offer improved compatibility with modern 4K TV boxes and newer Android versions. Key Details for Version 6.17.391 Release Date: June 26, 2020. File Size: Approximately 7.76 MB. Minimum OS: Android 4.0 (Ice Cream Sandwich) or higher. Target OS: Android 8.0 (Oreo).
Compatibility: Designed for Android TV boxes, including those that do not have Google Play Services. How to Download and Install
To get the best performance out of Smart YouTube TV on your device, follow these steps:
Find the APK: Trusted sources like APKMirror and Softonic host various versions, including the 6.17.391 stable build.
Enable Unknown Sources: Go to your TV's Settings > Security & Restrictions and toggle on "Unknown Sources" to allow installation from a web browser or USB drive. Install via USB or Browser:
USB: Download the APK to a computer, move it to a USB drive, and plug it into your TV. Use a File Manager app to open and install it.
Browser: Open your TV's browser, search for the APK on a site like Aptoide, and download it directly. Which option do you prefer
Sign In: Once installed, use the activation code displayed on your TV at ://youtube.com via your smartphone to sync your account. Why Use Smart YouTube TV?
This client is an alternative to the official YouTube app, often used for its:
4K Support: High-resolution playback on devices that might otherwise be restricted.
No Google Services Required: Runs on basic Android TV boxes that lack official Google support.
Ad-Blocking Features: Often includes built-in tools to provide a cleaner viewing experience without interruptions. If you'd like, I can help you:
Troubleshoot common installation errors like "App not installed."
Compare this with the newer SmartTube (the successor to Smart YouTube TV).
Find specific settings for 4K playback or HDR on your TV model. Which of these would be most helpful for your setup?
Smart YouTube TV 6.17.391 (noarch) (Android 4.0+) - APKMirror