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macOS High Sierra is packed with new features and refinements. There'south a new file system, AFS, for meliorate security, reliability and speed in file transfers. Better graphics and VR supported accept as well been included forth with backwards compatibility so you lot install the new OS in motorcar even from late 2009. Finally, applications like Safari, Spotlight, Notes, Apple Postal service, and other have been polished up.

Take a photo right to your Mac.

Now you tin can utilize your iPhone to shoot or scan a nearby object or certificate and have it automatically appear on your Mac. Just choose Insert a Photograph from the File carte. Yous tin can take a photo of something on your desk and instantly run into it in your Pages document. Or browse a receipt, and a straightened version is immediately bachelor in the Finder as a PDF. Continuity Camera works in the Finder, Mail service, Messages, Notes, Pages, Keynote, and Numbers. It's another way iPhone and Mac just click.

What'southward New:

The macOS High Sierra 10.13.6 Update adds AirPlay 2 multiroom audio back up for iTunes and improves the stability and security of your Mac. This update is recommended for all users.

  • Added download links for Security Update 2019-001, which is recommended for all users and improves the security of macOS.
  • The macOS High Sierra ten.13.6 Supplemental Update improves the stability and reliability of MacBook Pro with Touch Bar (2018) computers and is recommended for all users.
  • The macOS High Sierra ten.xiii.vi update adds AirPlay two multi-room audio support for iTunes and improves the stability and security of your Mac.

AirPlay 2 for iTunes

  • Control your home audio system and AirPlay 2-enabled speakers throughout your firm
  • Play music at the same time on multiple AirPlay two-enabled speakers in your business firm, all in sync

Other improvements and fixes

  • Fixes an outcome that may prevent Photos from recognizing AVCHD media from some cameras
  • Fixes an issue that may forbid Mail users from moving a message from Gmail to another account

Previous release notes:

The macOS High Sierra x.xiii.five update improves the stability, performance, and security of your Mac and is recommended for all users.

This update adds support for Messages in iCloud, which lets you store messages with their attachments in iCloud and free up space on your Mac. To enable Messages in iCloud, become to Preferences in Letters, click Accounts, then select "Enable Messages in iCloud".

The macOS High Sierra 10.13.3 update improves the security, stability, and reliability of your Mac.

This update:

  • Addresses an issue that could crusade Messages conversations to temporarily exist listed out of order
  • Adds support for seventy new emoji including food types, animals, mythical creatures, wearable options, more than expressive smiley faces, gender-neutral characters and more
  • Fixes a bug where Bluetooth may exist unavailable during Apple Pay transactions
  • Improves the reliability of Microsoft Substitution message sync in Mail
  • Fixes an effect where Spotlight may not accept keyboard input

Features:

Get things done past asking Siri, the intelligent assistant now on your Mac:

  • Savour your favorite features from iOS likewise as new ones optimized for Mac.
  • Send messages, create reminders, search the web, and more while you work.
  • Drag and driblet or copy and paste Siri results into your documents.
  • Pivot Siri results in Notification Middle and reference them later on.
  • Find files, adjust settings, and go system data simply by request Siri.

Copy and paste between your devices with Universal Clipboard.

  • Re-create a quote, image, or video from an app on ane device and paste it into an app on another device.

Automatically log in with Auto Unlock.

  • Log in to your Mac automatically when y'all habiliment your Apple Sentry --- no need to type your password.

Enjoy the convenience and security of Apple Pay when you shop on the web.

  • Use Apple Pay to brand easy, secure payments when shopping in Safari on your Mac.
  • Complete your purchase with Touch ID on your iPhone or with your Apple tree Watch.

Access files on your Mac desktop from your iPhone with iCloud Desktop and Documents.

  • Automatically store all the files on your desktop and in your Documents folder in iCloud, and access them from all your devices.
  • Keep the same desktop and Documents binder on your other Mac.

Hands gratuitous upwards space on your Mac with Optimized Storage.
  • Automatically shop seldom-used files in iCloud, where they'll be bachelor on demand.
  • Additional tools help you lot remove files yous don't need, to save even more space.

Get control of your desktop with tabs in apps.

  • Use tabs to manage multiple windows in Maps, Pages, Keynote, Numbers, and more than.
  • Work with tabs in your favorite third-party apps --- no developer adoption required.

Keep an eye on the big game or your favorite video with Flick in Flick.

  • Float a video window from Safari or iTunes over your desktop every bit you lot work.
  • Place the Picture in Picture window in any corner, and information technology stays put when you switch spaces or piece of work in total screen.

Rediscover the about meaningful moments in your Photos library.

  • Enjoy favorite and forgotten occasions from your photo library with Memories.
  • View your images by who'southward in them. Photos uses advanced face up recognition technology to automatically grouping photos of the aforementioned person together.
  • Search your photos by what'due south in them, such as beaches, dogs, or concerts, thanks to intelligent search that can recognize objects and scenes.
  • Track your photo expeditions beyond an interactive world map.

Enjoy an all-new Apple Music experience in iTunes.

  • Easily navigate your library with the redesigned Apple Music.
  • Detect great new music thanks to practiced curation and advanced machine learning that give y'all the best recommendations.

Liven up your Letters conversations.

  • See web content previews and watch spider web videos right in a conversation.
  • Answer to letters with quick, handy Tapbacks.
  • Express yourself with 3x larger emoji.
  • View the stickers, Digital Bear on, invisible ink, and handwritten messages that friends send from their iOS devices.

Some features may non be bachelor in all regions or all languages. Some features have hardware requirements. Some features require an iCloud storage programme.

Previous Versions: