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- macOS High Sierra (version 10.13) is the fourteenth major release of macOS, Apple Inc. 's desktop operating system for Macintosh computers. macOS High Sierra was announced at the WWDC 2017 on June 5, 2017 and was released on September 25, 2017. The name "High Sierra" refers to the High Sierra region in California.
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Which iMacs support macOS High Sierra?
Dec 6, 2017 · The macOS High Sierra 10.13.2 update improves the stability, compatibility and security of your Mac, and is recommended for all users. This update: Improves compatibility with certain third-party USB audio devices. Improves VoiceOver navigation when viewing PDF documents in Preview.
Jan 23, 2018 · This update is recommended for all macOS High Sierra users. The macOS High Sierra 10.13.3 Update improves the stability and security of your Mac and is recommended for all users. This update: Addresses an issue that could cause Messages conversations to temporarily be listed out of order.
- Overview
- Before you begin
- Use Software Update
- If you don't see Software Update
- What are updates and upgrades?
- Which Mac models are compatible?
- Learn more
Use Software Update to install updates and upgrades for macOS and its built-in apps, including Safari.
•Before installing new software, it's a good idea to back up your Mac.
•Make sure that your Mac is connected to the internet. You should be able to access websites or receive email, for example.
1.Open Software Update:
•From the Apple menu in the corner of your screen, choose System Settings. Click General in the sidebar of the window that opens, then click Software Update on the right.
•If you don't have System Settings in the Apple menu , choose System Preferences instead. Then click Software Update in the window that opens.
•Don't see Software Update?
2.Software Update then automatically begins checking for new software.
•If new software is available for your Mac, click the button to Update or Upgrade. What's the difference?
•If you don't see an item named Software Update in the System Settings (or System Preferences) window, click the Spotlight icon in the upper-right corner of your screen, then type Software Update in the search field. If Software Update is found, you can open it from the search results.
•If your older Mac doesn't include Software Update, use the App Store instead. It's in your Applications folder. Click the Updates tab in the App Store to check for updates, or search for the software by name.
•An update is a newer version of the currently installed macOS, such as an update from macOS Ventura 13.5 to macOS Ventura 13.6.
•An upgrade is a major new version of macOS with new name, such as an upgrade from macOS Ventura to macOS Sonoma.
•If your Mac doesn't have enough storage space to install
•If an error occurs while downloading or installing
•If your Mac doesn't start up all the way
•Learn more about updating Safari
•If you want to update your iPhone or iPad
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macOS High Sierra (version 10.13) is the fourteenth major release of macOS, Apple Inc.'s desktop operating system for Macintosh computers. macOS High Sierra was announced at the WWDC 2017 on June 5, 2017 and was released on September 25, 2017.
VersionBuildDateDarwin Version10.1317A365September 25, 201717.0.010.1317A405October 5, 201717.0.010.13.117B48October 31, 201717.2.010.13.117B1002November 29, 201717.2.0- September 25, 2017; 6 years ago
Mar 21, 2024 · Curious about the versions of Mac OS X that came before? Here we’ll fill you in on the names of the different versions of the Mac operating system in order: from the newest macOS to the...
- Karen Haslam
Jun 4, 2018 · Apple’s macOS High Sierra (aka macOS 10.13) is the newest version of Apple’s Mac and MacBook operating system. It launched on 25 September 2017 bringing new core technologies, including...
Sep 25, 2017 · Cupertino, California — Apple today announced macOS High Sierra, the latest release of the world’s most advanced desktop operating system, is now available as a free update. With macOS High Sierra, Mac users gain powerful new core storage, video and graphics technologies.