Apple rolled out macOS 27 Golden Gate on 15 September 2026. Reviewers pointed to new Siri AI features and a record-breaking security patch covering 261 CVEs. Reviewers pointed to new Siri AI features plus a record security patch covering 261 CVEs. MacRumors and Mashable released lists listing 7 or 10 options to try. TechCrunch reported that the new Siri takes on AI productivity apps. The update is named Golden Gate.

Separately, Winchester City Mill added a sluice gate. The Hampshire Chronicle covered the installation on 15 September 2026. The sluice gate supports the mill's flour production revival.