For a visual walkthrough on setting up third-party YouTube clients on your TV, watch this guide: How to Install Smart YouTube Tv Apk on Smart Tv Electronic Secret YouTube• Mar 12, 2023 Troubleshooting Common Issues If you encounter buffering or crashes with this version:
The keyword "smart youtube tv 617 391 new" is intriguing. "617 391" appears to be a specific build or version number, likely referencing a variant of the app's well-known versioning scheme. Historically, the original Smart YouTube TV's most commonly cited stable version was (Released around 2021/2022). The number "617 391" could refer to a derivative, a modification, a beta build, or a related version. The term "new" indicates that users are actively seeking the latest iteration, hoping to get improved stability, bug fixes, and continued compatibility with YouTube's backend.
Once the issue was detected, the developer: smart youtube tv 617 391 new
While the 6.17 series was groundbreaking, the developer (Yuriy Lyskov) eventually moved on, leading to the rebranding and major overhaul of the project into .
This guide will explain what this app version is, why people need it, and how to safely install it on your device. Why the Official YouTube App Stops Working For a visual walkthrough on setting up third-party
In late 2025, the popular app experienced a significant security breach. Attackers gained access to the developer's signing keys and pushed a malicious update to users, leading to widespread reports of malware and Google Play Protect flags. This incident highlights the inherent risks of using apps from unofficial sources, as compromised developer accounts can turn trusted apps into vehicles for malware.
— The app will notify you if an update is available shortly after launching. You can also manually check in Settings → About The number "617 391" could refer to a
. To use it, you need to enter it on the Google activation page while logged into your Google account. How to Activate YouTube TV Open the App : Launch the Smart YouTube TV app on your television. Get the Code
While the 6.17.391 version is highly reliable for vintage configurations, it is critical to note its developmental standing:
The community has come through again. The release of is here, and it is arguably the most stable and feature-rich build for legacy hardware.
: After launching, go to the Sign In section. You will be given a code to enter at youtube.com on your phone or computer to sync your subscriptions.