MacOS Mojave 10.14.4 (18E2034) Install macOS High Sierra Beta 10.13.5 (17F66a) macOS High Sierra 10.13.6 (17G66) macOS Mojave 10.14.6 (18G103) macOS Mojave 10.14.5 (18F2059) macOS Sierra - Direct download of a Sierra InstallOS.dmg from Apple. Double click on the.dmg file to mount it. Click through all the prompts that come up.
Help make the next releases of iOS, iPadOS, macOS, tvOS and watchOS our best yet. As a member of the Apple Beta Software Program, you can take part in shaping Apple software by test-driving pre-release versions and letting us know what you think.
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As a member of the Apple Beta Software Program, you’ll be able to enroll your devices to access the public betas and try out the latest features. You can provide feedback directly to Apple using the Feedback Assistant app.
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