Apple releases macOS 10.13 High Sierra with APFS, Metal 2, new Safari, Photos improvements

Apple releases macOS 10.13 High Sierra with APFS, Metal 2, new Safari, Photos improvements

High Sierra has arrived for all users, and brings the Apple File System to the Mac for the first time, while introducing support for a variety of other standards such as HEVC video, HEIF image encoding, and Apple’s Metal 2 graphics platform supporting technology like external GPUs.

macOS 10.13 High Sierra is now available as a free download from the Mac App Store. Here’s what you can expect to find once you install it.

The Gold Master candidate was build number 17a362a. The full release is 17a365, indicating some changes have been made since the last beta release earlier in the month.


In general, Apple’s browser is now faster and consumes less power than previous versions. Specifically, Apple claims that the new version of Safari is 80 percent better performance on modern JavaScript.

Other additions to Safari include blocking of auto-play videos, Intelligent Tracking Prevention using machine learning to identify trackers and segregate cross-site traffic monitors.

Safari has drawn the ire of the advertising industry. Six ad industry organizations complain that Safari’s Intelligent Tracking Prevention will not only hurt them, but the public as well —but Apple disagrees.


Photos has a new view, including a chronological display, and new filtration mechanisms. Metadata, including image categorization performed by machine learning routines, are automatically synchronized across devices.

New editing tools have been added, including selective color modification, curve changes, and all edits synchronized from Photoshop or Pixelmator back to the photo library.

Apple has also opened up its printed photos to third parties…

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