The first iOS 27 public beta is now available for iPhone. It gives users an early chance to try Apple’s biggest software update of the year.

Siri AI is the headline feature. The release also includes a redesigned Screen Time experience, Liquid Glass refinements, performance upgrades, and dozens of quality-of-life changes.

Here’s how to install the beta, what’s new, and which features you should try first.

Table of contentsHow to join the iOS 27 public betaSiri AI is the biggest iOS 27 featureApple Intelligence upgrades more iPhone appsiOS 27 makes Liquid Glass more customizableiOS 27 should feel faster, even on older iPhonesScreen Time and child safety get a major overhaulMore iOS 27 public beta features to try9to5Mac’s TakeDo more with your Apple products

How to join the iOS 27 public beta