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iOS 12.3 Release Notes

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

Overview

The iOS 12.2 SDK provides support for developing iOS apps for iPhone, iPad, or iPod touch devices running iOS 12.3. The SDK comes bundled with Xcode 10.2.1 available from the Mac App Store. For information on the compatibility requirements for Xcode 10.2.1, see Xcode 10.2.1 Release Notes.

Accessibility

Resolved Issues

  • The Accessibility Events switch was removed, because related aspects of the W3C AOM effort are no longer applicable. (49784417)

Date and Time

New Features

  • Support for the Reiwa (令和) era of the Japanese calendar, which began on May 1, 2019, is now available. The first year of Japanese-calendar era is represented as  “元年” (“Gannen”) instead of “1年”, except in the shorter numeric-style formats which typically also use the narrow era name; for example: “R1/05/01”. (27323929)

See Also

iOS 12

iOS 12.4 Release Notes

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

iOS 12.2 Release Notes

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iOS 12.1.3 Release Notes

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

iOS 12.1.1 Release Notes

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

iOS 12.1 Release Notes

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

iOS 12 Release Notes

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