https://www.live-feeds.com/feed/rivianos-2-0-comes-to-the-r1-in-the-2026-31-updateContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/rivianos-2-0-comes-to-the-r1-in-the-2026-31-updatehttps://www.live-feeds.com/feed/rivianos-2-0-comes-to-the-r1-in-the-2026-31-update#u58787Sun, 06 Sep 2026 07:40:36 +0000Rivian is rolling out the RivianOS 2 software via the 2026.31 update for the R1 lineup. This major update brings RivianOS 2 to older R1 trucks and SUVs. The new software unifies the user experience across both the R1 and R2 vehicle lines, making the older R1 models look and feel more like the newer R2. Owners of existing R1 vehicles can expect a refreshed interface and software consistency across Rivian product tiers following this rollout.Why it mattersSoftware updates are vital for modern electric vehicle manufacturers seeking to keep legacy fleets competitive without hardware overhauls. By