Rio build 1478

Rio build 1478 (version 8127.41.1478) was released on November 13, 2026, on Chromium 158.0.8127.41. These are its release notes from GitHub, where the download and the update feed live.

Released .

Security update.

  • Rio now runs on Chromium 158.0.8127.41, with Google's latest security fixes.

This release on GitHub

The Rio logo: a glass orb with sunset waves

Rio is free, in beta.

Download for Mac

Apple silicon, macOS 13 or later. Signed and notarized by Apple.