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macOS High Sierra is packed with new features and refinements. There's a new file system, AFS, for improve security, reliability and speed in file transfers. Better graphics and VR supported accept besides been included along with backwards compatibility then you lot install the new Os in machine even from late 2009. Finally, applications like Safari, Spotlight, Notes, Apple Mail, and other have been polished up.

Take a photograph right to your Mac.

Now you can use your iPhone to shoot or scan a nearby object or certificate and have it automatically appear on your Mac. Just choose Insert a Photo from the File menu. You tin can take a photo of something on your desk and instantly see it in your Pages document. Or scan a receipt, and a straightened version is immediately available in the Finder as a PDF. Continuity Camera works in the Finder, Mail, Messages, Notes, Pages, Keynote, and Numbers. It's some other way iPhone and Mac just click.

What's New:

The macOS High Sierra 10.13.half dozen 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 10.13.half dozen 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 10.thirteen.six update adds AirPlay 2 multi-room sound support for iTunes and improves the stability and security of your Mac.

AirPlay 2 for iTunes

  • Control your domicile audio system and AirPlay 2-enabled speakers throughout your firm
  • Play music at the same time on multiple AirPlay 2-enabled speakers in your house, 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 prevent Mail users from moving a message from Gmail to another account

Previous release notes:

The macOS High Sierra ten.thirteen.v update improves the stability, performance, and security of your Mac and is recommended for all users.

This update adds support for Letters in iCloud, which lets y'all store messages with their attachments in iCloud and free upwardly infinite on your Mac. To enable Messages in iCloud, go to Preferences in Letters, click Accounts, so select "Enable Letters in iCloud".

The macOS High Sierra ten.13.3 update improves the security, stability, and reliability of your Mac.

This update:

  • Addresses an outcome that could cause Letters conversations to temporarily be listed out of gild
  • Adds back up for lxx new emoji including food types, animals, mythical creatures, clothing options, more than expressive smiley faces, gender-neutral characters and more
  • Fixes a bug where Bluetooth may be unavailable during Apple tree Pay transactions
  • Improves the reliability of Microsoft Exchange message sync in Mail
  • Fixes an issue where Spotlight may not accept keyboard input

Features:

Go things done by asking Siri, the intelligent assistant now on your Mac:

  • Enjoy your favorite features from iOS too as new ones optimized for Mac.
  • Send messages, create reminders, search the web, and more while you work.
  • Drag and drop or copy and paste Siri results into your documents.
  • Pin Siri results in Notification Center and reference them later.
  • Detect files, adjust settings, and become system information just past request Siri.

Copy and paste between your devices with Universal Clipboard.

  • Copy a quote, image, or video from an app on one device and paste it into an app on another device.

Automatically log in with Auto Unlock.

  • Log in to your Mac automatically when you wearable your Apple Watch — no need to type your password.

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

  • Use Apple Pay to make easy, secure payments when shopping in Safari on your Mac.
  • Consummate your buy 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 shop all the files on your desktop and in your Documents folder in iCloud, and admission them from all your devices.
  • Go on the aforementioned desktop and Documents binder on your other Mac.

Easily free up space on your Mac with Optimized Storage.
  • Automatically store seldom-used files in iCloud, where they'll exist available on demand.
  • Additional tools help you remove files y'all don't need, to salvage fifty-fifty more than space.

Get command of your desktop with tabs in apps.

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

Continue an eye on the big game or your favorite video with Picture in Motion picture.

  • Float a video window from Safari or iTunes over your desktop every bit you piece of work.
  • Identify the Picture in Pic window in any corner, and it stays put when y'all switch spaces or work in full screen.

Rediscover the well-nigh meaningful moments in your Photos library.

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

Enjoy an all-new Apple tree Music experience in iTunes.

  • Easily navigate your library with the redesigned Apple Music.
  • Find great new music thanks to skilful curation and advanced car learning that give you the best recommendations.

Liven upward your Messages conversations.

  • Come across spider web content previews and sentry web videos right in a conversation.
  • Reply to messages with quick, handy Tapbacks.
  • Express yourself with 3x larger emoji.
  • View the stickers, Digital Touch, invisible ink, and handwritten messages that friends transport from their iOS devices.

Some features may not be bachelor in all regions or all languages. Some features accept hardware requirements. Some features require an iCloud storage programme.

Previous Versions:

  • macOS High Sierra 10.xiii.three
  • macOS Sierra 10.13.2