Method 2: Sideloading the Latest APK (Advanced Android TV Users)
If an update is available, select . (Tip: Turn on the Auto Update feature in this menu to prevent future errors automatically). LG Smart TV (webOS)
Before proceeding, understand that downloading APK files from unofficial sources carries inherent risks. These platforms verify APK signatures and file integrity before making downloads available. Method 2: Sideloading the Latest APK (Advanced Android
The most secure, reliable way to resolve the 617/391 error and get the latest updated version of YouTube is by using official update channels built directly into your television. What Causes the YouTube 617/391 Error?
Over the past few years, the way we watch television has fundamentally changed. Living rooms are no longer dominated by cable boxes and scheduled programming—instead, smart TVs and streaming apps have taken center stage, with YouTube serving as one of the most popular content hubs across all platforms. Whether you are a casual viewer looking for entertainment or a tech enthusiast wanting to maximize your viewing quality, having the latest YouTube app on your smart TV is essential. These platforms verify APK signatures and file integrity
(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
How to Download and Update YouTube on Smart TV (Latest Version) Over the past few years, the way we
YouTube allows manual adjustment of video quality during playback:
When an update file becomes corrupted during a download, a fresh installation is required. Uninstall the current YouTube app completely from your storage manager. Restart your television, return to the official app store, and download the software again to guarantee an uncorrupted build.