Apple releases iOS 27 and macOS Golden Gate
Apple released iOS 27 and macOS Golden Gate 27, bringing its overhauled Siri AI assistant and refinements to the Liquid Glass interface. Reports say the macOS update improves performance and is limited to Apple-silicon Macs, while this is also the final macOS generation to retain Rosetta support for Intel applications.
Why it matters
The releases put Apple's delayed AI overhaul into customers' hands while accelerating its break from Intel-era software.
Sources
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Part of the September 15, 2026 brief.