# macOS Release Notes Learn about changes to the macOS SDK. ## Overview Release notes provide details on API changes, known issues, fixes, workarounds, and deprecations for recent software releases. ### Bug Reporting For issues not mentioned in release notes, send feedback through [Feedback Assistant](applefeedback://). When writing your report, please include the full version number in the title and in the description. This looks like “14 (23A_xxxx_).” You can find the full version number in About this Mac > macOS (click on it for expanded version numbers). For more information, visit [Bug Reporting](https://developer.apple.com/bug-reporting/). ## Topics ### macOS 26 [macOS Tahoe 26.5 Beta Release Notes](/documentation/macOS-Release-Notes/macos-26_5-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Tahoe 26.4 Release Notes](/documentation/macOS-Release-Notes/macos-26_4-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Tahoe 26.3 Release Notes](/documentation/macOS-Release-Notes/macos-26_3-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Tahoe 26.2 Release Notes](/documentation/macOS-Release-Notes/macos-26_2-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Tahoe 26.1 Release Notes](/documentation/macOS-Release-Notes/macos-26_1-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Tahoe 26 Release Notes](/documentation/macOS-Release-Notes/macos-26-release-notes) Update your apps to use new features, and test your apps against API changes. ### macOS 15 [macOS Sequoia 15.6 Release Notes](/documentation/macOS-Release-Notes/macos-15_6-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sequoia 15.5 Release Notes](/documentation/macOS-Release-Notes/macos-15_5-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sequoia 15.4 Release Notes](/documentation/macOS-Release-Notes/macos-15_4-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sequoia 15.3 Release Notes](/documentation/macOS-Release-Notes/macos-15_3-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sequoia 15.2 Release Notes](/documentation/macOS-Release-Notes/macos-15_2-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sequoia 15.1 Release Notes](/documentation/macOS-Release-Notes/macos-15_1-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sequoia 15 Release Notes](/documentation/macOS-Release-Notes/macos-15-release-notes) Update your apps to use new features, and test your apps against API changes. ### macOS 14 [macOS Sonoma 14.6 Release Notes](/documentation/macOS-Release-Notes/macos-14_6-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sonoma 14.5 Release Notes](/documentation/macOS-Release-Notes/macos-14_5-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sonoma 14.4 Release Notes](/documentation/macOS-Release-Notes/macos-14_4-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sonoma 14.3 Release Notes](/documentation/macOS-Release-Notes/macos-14_3-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sonoma 14.2 Release Notes](/documentation/macOS-Release-Notes/macos-14_2-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sonoma 14.1 Release Notes](/documentation/macOS-Release-Notes/macos-14_1-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Sonoma 14 Release Notes](/documentation/macOS-Release-Notes/macos-14-release-notes) Update your apps to use new features, and test your apps against API changes. ### macOS 13 [macOS Ventura 13.5 Release Notes](/documentation/macOS-Release-Notes/macos-13_5-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Ventura 13.4 Release Notes](/documentation/macOS-Release-Notes/macos-13_4-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Ventura 13.3 Release Notes](/documentation/macOS-Release-Notes/macos-13_3-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Ventura 13.2 Release Notes](/documentation/macOS-Release-Notes/macos-13_2-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Ventura 13.1 Release Notes](/documentation/macOS-Release-Notes/macos-13_1-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Ventura 13 Release Notes](/documentation/macOS-Release-Notes/macos-13-release-notes) Update your apps to use new features, and test your apps against API changes. ### macOS 12 [macOS Monterey 12.5 Release Notes](/documentation/macOS-Release-Notes/macos-12_5-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Monterey 12.4 Release Notes](/documentation/macOS-Release-Notes/macos-12_4-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Monterey 12.3 Release Notes](/documentation/macOS-Release-Notes/macos-12_3-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Monterey 12.2 Release Notes](/documentation/macOS-Release-Notes/macos-12_2-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Monterey 12.1 Release Notes](/documentation/macOS-Release-Notes/macos-12_1-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Monterey 12.0.1 Release Notes](/documentation/macOS-Release-Notes/macos-12_0_1-release-notes) Update your apps to use new features, and test your apps against API changes. ### macOS 11 [macOS Big Sur 11.5 Release Notes](/documentation/macOS-Release-Notes/macos-big-sur-11_5-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Big Sur 11.4 Release Notes](/documentation/macOS-Release-Notes/macos-big-sur-11_4-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Big Sur 11.3 Release Notes](/documentation/macOS-Release-Notes/macos-big-sur-11_3-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Big Sur 11.2 Release Notes](/documentation/macOS-Release-Notes/macos-big-sur-11_2-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Big Sur 11.1 Release Notes](/documentation/macOS-Release-Notes/macos-big-sur-11_1-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Big Sur 11.0.1 Release Notes](/documentation/macOS-Release-Notes/macos-big-sur-11_0_1-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Big Sur 11.0.1 Universal Apps Release Notes](/documentation/macOS-Release-Notes/macos-big-sur-11_0_1-universal-apps-release-notes) Update your apps to support Macs with Apple silicon. [macOS Big Sur 11.0.1 iOS & iPadOS Apps on Mac Release Notes](/documentation/macOS-Release-Notes/macos-big-sur-11_0_1-ios-ipados-apps-on-mac-release-notes) Considerations for running iPhone and iPad apps on Macs with Apple silicon. ### macOS 10.15 [macOS Catalina 10.15.6 Release Notes](/documentation/macOS-Release-Notes/macos-catalina-10_15_6-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Catalina 10.15.5 Release Notes](/documentation/macOS-Release-Notes/macos-catalina-10_15_5-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Catalina 10.15.4 Release Notes](/documentation/macOS-Release-Notes/macos-catalina-10_15_4-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Catalina 10.15.3 Release Notes](/documentation/macOS-Release-Notes/macos-catalina-10_15_3-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Catalina 10.15.2 Release Notes](/documentation/macOS-Release-Notes/macos-catalina-10_15_2-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Catalina 10.15.1 Release Notes](/documentation/macOS-Release-Notes/macos-catalina-10_15_1-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Catalina 10.15 Release Notes](/documentation/macOS-Release-Notes/macos-catalina-10_15-release-notes) Update your apps to use new features, and test your apps against API changes. ### macOS 10.14 [macOS Mojave 10.14.6 Release Notes](/documentation/macOS-Release-Notes/macos-mojave-10_14_6-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Mojave 10.14.5 Release Notes](/documentation/macOS-Release-Notes/macos-mojave-10_14_5-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Mojave 10.14.4 Release Notes](/documentation/macOS-Release-Notes/macos-mojave_10_14_4-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Mojave 10.14.3 Release Notes](/documentation/macOS-Release-Notes/macos-mojave-10_14_3-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Mojave 10.14.2 Release Notes](/documentation/macOS-Release-Notes/macos-mojave-10_14_2-release-notes) Update your apps to use new features, and test your apps against API changes. [macOS Mojave 10.14 Release Notes](/documentation/macOS-Release-Notes/macos-mojave-10_14-release-notes) Update your apps to use new features, and test your apps against API changes. ### AppKit [AppKit Release Notes for macOS Sonoma 14](/documentation/macOS-Release-Notes/appkit-release-notes-for-macos-14) Update your apps to use new features, and test your apps against API changes. [AppKit Release Notes for macOS Ventura 13](/documentation/macOS-Release-Notes/appkit-release-notes-for-macos-13) Update your apps to use new features, and test your apps against API changes. [AppKit Release Notes for macOS Monterey 12](/documentation/macOS-Release-Notes/appkit-release-notes-for-macos-12) Update your apps to use new features, and test your apps against API changes. [AppKit Release Notes for macOS Big Sur 11](/documentation/macOS-Release-Notes/appkit-release-notes-for-macos-11) Update your apps to use new features, and test your apps against API changes. [AppKit Release Notes for macOS 10.14](/documentation/macOS-Release-Notes/appkit-release-notes-for-macos-10_14) Update your apps to use new features, and test your apps against API changes. ### Foundation [Foundation Release Notes](/documentation/macOS-Release-Notes/foundation-release-notes) Update your apps to use new features, and test your apps against API changes. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)