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macOS Sequoia 15.3 Release Notes

Update your apps to use new features, and test your apps against API changes.

Overview

The macOS 15.2 SDK provides support to develop apps for Mac computers running Sequoia 15.3. The SDK comes bundled with Xcode 16.2, available from the Mac App Store. For information on the compatibility requirements for Xcode 16.2, see Xcode 16.2 Release Notes.

Apple Intelligence

New Features

  • For users new or upgrading to macOS 15.3, Apple Intelligence will be enabled automatically during Mac onboarding. Users will have access to Apple Intelligence features after setting up their devices. To disable Apple Intelligence, users will need to navigate to the Apple Intelligence & Siri Settings pane and turn off the Apple Intelligence toggle. This will disable Apple Intelligence features on their device. (141646607)

SwiftUI

Resolved Issues

  • Fixed: The .onKeyPress modifier might not work on TextField or TextEditor that are in a NavigationSplitView. (141181452)

See Also

macOS 15