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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.
- How to download and install macOS - Apple Support
Download and install current or previous versions of the Mac...
- Download macOS High Sierra 10.13.6 Update - Apple Support
The macOS High Sierra 10.13.6 Update improves the security...
- How to download and install macOS - Apple Support
Nov 3, 2017 · With the updated macOS High Sierra 10.13.1 now available to download, bringing bug fixes, extra stability and security features, we recommend downloading and installing that update as soon as...
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- Before You Start. It's important to understand that not all versions of macOS (or Mac OS X) work with all hardware configurations. It's common knowledge that new macOS releases often drop support for older hardware, but the same is true for newer Mac models and older software, too.
- Where to Download Older Versions of macOS. You can download most older versions of macOS using the Mac App Store or direct links to Apple's website. Unfortunately, Apple doesn't index the Mac App Store entries so that you can search for them in the app.
- Get Even Older Versions of OS X. If you have a valid Apple Developer account, you might be able to download older versions from developer.apple.com/downloads.
- Reinstalling an Older Version of macOS. Creating a bootable USB stick is necessary to install an older version of macOS. You can use this drive multiple times in different machines, throw it in a drawer for next time, or erase it when you're done and make a new one when it's time to reinstall again.
When installing macOS High Sierra, the new, much more modern file system is implemented as the new default, replacing the old HFS+ file system. APFS is a 64-bit file system that's not only ...
How to upgrade 32-bit apps to 64-bit Once you’ve identified a 32-bit app, you need to upgrade it, or it will not work in macOS 10.15. Upgrading it usually involves downloading an update...
