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Comprehensive Guide to macOS Versions: Latest Releases, Names, and History
This detailed guide offers an overview of every macOS and Mac OS X release, from the earliest versions to the latest. It explains how Apple has named its operating systems over the years, transitioning from big cats to California landmarks, wines, and apples. The current latest version, macOS Sequoia, launched in September 2024 as macOS 15.5, introduces new features like enhanced Screen Time, Mail updates, and security patches, with a new release, macOS 16, anticipated after WWDC 2025. The guide also covers how to identify which macOS version your Mac runs, the process for updating macOS, and support timelines for current and previous versions. Stay informed with critical insights into macOS evolution, support status, and upcoming releases to optimize your Mac experience.
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