OS 27 could bring major AI upgrades, smarter Siri, and big iOS performance and stability improvements. Here’s everything we’ve heard so far about the 2026 iOS update.

Every major iOS release brings a familiar dilemma. New features arrive months before the final release, and many users want to try them immediately. At the same time, beta software carries risks that can affect performance,

OS 27 supports more iPhones than any previous release, but only three models qualify for every feature. It all comes down to a spec Apple rarely discusses.

OS 27 has plenty of headline features, but smaller updates to Mail, iCloud Shared Albums, accessibility, Home, Maps, and network switching may be the ones people notice most.