The search query provided—"smart+tv+youtube+617+391+repack+download+latest+version+extra+quality"—refers to a specific, historical version of a third-party application known as Smart YouTube TV
While version 6.17.391 was a popular and stable release, it is now an older version. You can still download the specific from reputable archival sites like APKMirror . If the numbers “617” and “391” refer to
Does not require Google Play Services to function, making it ideal for older smart TVs. SponsorBlock: Automatically skips sponsored segments within videos. ⚠️ Disclaimer Using third-party YouTube clients violates YouTube's Terms of Service If the numbers “617” and “391” refer to
| Goal | Safe Method | |------|-------------| | Ad-free playback | YouTube Premium (supports creators) | | Background play | YouTube Premium | | Higher bitrate 1080p | Premium (VP9 codec) | | 4K HDR 60fps | Official app + fast internet | | Sponsor skipping | SmartTubeNext (open source) | | Download videos | Premium or yt-dlp (desktop only) | If the numbers “617” and “391” refer to
YouTube allows you to adjust video quality. Go to Settings (three dots or the gear icon) while watching a video, then select "Quality" and choose your preferred option.
If the numbers “617” and “391” refer to specific TV model codes or firmware build numbers, check your manufacturer’s support site for the latest official firmware and app updates.