Apple Seeds macOS Catalina Golden Master to Developers

Apple today seeded the golden master version of macOS 10.15 Catalina to developers, three days after seeding the tenth macOS Catalina beta and over three months after the new Mac operating system update was first unveiled at the Worldwide Developers Conference.
The golden master version of macOS Catalina represents the final version of the update that will be provided to the public at release. The new macOS Catalina software can be downloaded using the Software Update mechanism in System Prefere