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MacRumors · September 17, 2026 — 21:25

New iPhone 18 Pro Models Will Have Day One Update

New iPhone 18 Pro Models Will Have Day One Update
Image: MacRumors

Customers receiving an iPhone 18 Pro, ‌iPhone 18 Pro‌ Max, an Apple Watch Series 12, or an Apple Watch Ultra 4 tomorrow will need to install a software update right away. The ‌iPhone 18 Pro‌ and ‌iPhone 18 Pro‌ Max ship with iOS 27 variants with a 24A427 or 24A8428 version number. The launch version of ‌iOS 27‌ is version…

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