No – newer builds exist, but 617.391 is a stable, widely-tested release for older TV firmware. If your TV runs 617 without issues, upgrading isn’t critical.
While the official YouTube app limits speed adjustments to 0.25x increments, version 617 391 allows fine-grained control—0.1x increments. Furthermore, it introduces "Tempo Lock," which prevents pitch shifting when speeding up podcasts or music videos. smart youtube tv 617 391 new
Absolutely. If you own a smart TV that is not brand-locked, installing this update is one of the most impactful upgrades you can make. You will reclaim hours of your life lost to advertisements, enjoy a cleaner interface, and gain fine-grained control over your viewing habits. No – newer builds exist, but 617
However, be aware: Google regularly updates its backend. A version that works today (like 617 391) might break in six months. The “new” tag is a promise of timeliness. As of this publication, this build is the gold standard. You will reclaim hours of your life lost
Version 391 introduces a polished implementation of SponsorBlock. This community-driven feature automatically skips promotional segments within a video (e.g., “Thanks to NordVPN for sponsoring this video…”). The “new” aspect of this build means the database of sponsor timestamps has been fully synced, offering near-instant skipping.
If you are tired of the standard YouTube experience—interrupted by unskippable double ads, mid-roll commercials, and sponsored segments—the new 617 391 update is a game-changer. Here is what this version brings to the table: