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Apple has released macOS Catalina 10.15.3 Beta to registered developers





Overview

The macOS 10.15.3 SDK provides support for developing apps for Macs running macOS Catalina 10.15.3. The SDK comes bundled with Xcode 11.3 available from the Mac App Store. For information on the compatibility requirements for Xcode 11.3, see  Xcode 11.3 Release Notes.

General

There are no release notes for this software update.


macOS Catalina 10.15.3 Beta Release Notes