Apple has released iOS 27 to the public, delivering a long‑awaited overhaul of Siri alongside a suite of AI‑based changes for iPhone users.
The operating system was first unveiled at WWDC 2026 with a dedicated welcome screen and then moved through multiple developer and public beta phases before the final rollout.
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Its launch coincides with the upcoming iPhone 18 Pro and Pro Max, and continues Apple’s naming convention that ties the version to the year it will be used most—part of 2026 and nine months of 2027.