Last updated: [Current Date] Target OS: macOS High Sierra 10.13.6 (Final Build) Introduction: Why High Sierra 10.13.6 Still Matters When macOS High Sierra 10.13.6 was released in July 2018, it marked the end of an era. It was the last version of macOS to support certain legacy applications (32-bit apps began their phase-out with Mojave) and the final update for many 2010–2012 Mac models.
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