At a Glance

macOS High Sierra introduced Metal 2, APFS, HEVC video clip, VR tư vấn, & Safari and Siri updates. Launched on September 25, 2017.

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Metal 2HEVC (H.265) supportApple File SystemVR và external GPU supportSiri updatesAutoplay blocking in SafariAnti-tracking in Safari

Apple introduced macOS High Sierra at the 2017 Worldwide Developers Conference in June. macOS High Sierra, as the name suggests, is a follow-up to lớn macOS Sierra và is largely designed to lớn improve sầu on macOS Sierra through major under-the-hood updates và a handful of outward-facing changes.

With macOS High Sierra, Apple says it"s focusing on the fundamentals: data, video, and graphics. High Sierra is about deep technologies that provide a platkhung for future innovation while also introducing new technologies to lớn make the Mac more reliable, capable, và responsive.

A more modern tệp tin system, Apple File System (APFS), is the new default in macOS High Sierra. APFS is safe, secure, and optimized for modern storage systems like solid state drives. It introduces features like native encryption, safe document saves, stable snapshots, & crash protection. APFS is ultra responsive và brings major performance improvements for Macs.

High Sierra includes High Efficiency Video Encoding (HEVC, aka H.265), which preserves better detail và color while also introducing much improved compression compared khổng lồ H.264. HEVC software encoding is available for all Macs in High Sierra, but newer models include HEVC hardware acceleration.

Along with a new Apple File System, macOS High Sierra introduces Metal 2, the next-generation version of Apple"s Metal graphics API. Metal offers up lớn 10x better draw điện thoại tư vấn throughput improvements like driver optimizations, indirect argument buffers, sampler arrays, resource heaps, and more. The Mac"s window VPS uses Metal 2 optimizations to make window animations like Mission Control much smoother.

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Metal 2 brings support for machine learning, external GPUs, & VR nội dung creation. Apple is providing an external GPU development kit for developers and it is working with Valve, Unity, and Unreal khổng lồ bring VR creation tools to lớn Mac. Support for eGPUs was introduced in the 10.13.4 update.

In addition to lớn new technologies, there are improvements to several existing apps. Photos has a new persistent side view lớn make it easier lớn find what you"re looking for, along with new editing tools for Curves và Selective Color. Facial recognition is improved & syncs across devices, while expanded integration with third-các buổi party apps is available. New options for editing Live sầu Photos have sầu been introduced, & Memories have been expanded lớn encompass more categories.


iCloud Storage Family Plans

Families with Family Sharing enabled can now mô tả iCloud storage space. The 200GB ($2.99 per month) or 2TB plans ($9.99 per month) can be shared between multiple family members, making it more affordable than some single-user plans depending on the amount of storage needed.

iCloud Messages

Apple is planning khổng lồ introduce iCloud Messages for iOS 11 và macOS High Sierra, but the feature, which was present in early betas, has been removed for the time being. Apple plans khổng lồ introduce it later in the year in an upcoming version of iOS & macOS, và it is currently available in iOS 11.4 & macOS High Sierra 10.13.5. iCloud Messages allow iMessages lớn be stored in iCloud, saving valuable on-device storage space & allowing messages to be synced across all devices (even new ones).


In both macOS High Sierra and iOS 11, there"s a new option that allows you to lớn take a Live Photo lớn while FaceTiming someone, using the camera button at the bottom of the chat screen. When you take a FaceTime Live sầu Photo lớn, both participants receive sầu a notification that a pholớn was taken and it"s added to your Photo lớn Library.