MacOS Sierra
| A version of the macOS operating system | |
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macOS Sierra desktop
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| Developer | Apple Inc. |
|---|---|
| OS family | |
| Source model | Closed, with open-source components |
| Initial release | September 20, 2016 |
| Latest release | 10.12.3 (16D32) / January 23, 2017 |
| Latest preview | 10.12.3 Beta 4 (16D30a) / January 12, 2017 |
| Update method | Mac App Store |
| Platforms | x86-64 |
| Kernel type | Hybrid (XNU) |
| License | APSL and Apple EULA and Non-Disclosure Agreement |
| Preceded by | OS X 10.11 El Capitan |
| Official website | www |
| Support status | |
| Supported | |
macOS Sierra (version 10.12) is the thirteenth major release of macOS (previously OS X), Apple Inc.'s desktop and server operating system for Macintosh computers. The successor to OS X El Capitan, it is the first version of the operating system issued under the June 2016 rebranding as macOS. Sierra is named after California's Sierra Nevada mountain range. The mountain in the default desktop picture is Lone Pine Peak. Its major new features concern Continuity, iCloud, and windowing, as well as support for Apple Pay and Siri.
The first beta of macOS Sierra was released to developers shortly following the 2016 WWDC keynote on June 13, 2016. The first public-beta release followed on July 7, 2016. It was released to end users on September 20, 2016 as a free upgrade through the Mac App Store.
macOS Sierra requires at least 2GB of RAM and 8GB of storage space and will run on:
Sierra is the first version of macOS since OS X Mountain Lion, released in 2012, that does not run on all computers that the previous version supported. Developers have created workarounds to install macOS Sierra on some Mac computers that are no longer officially supported.
The user can access the Siri intelligent assistant via the Dock, the menu bar or a keyboard shortcut and results are shown in a window in the upper-right corner. Siri can send messages, search the web, find files and adjust settings. Results can be dropped into other applications or pinned to Notification Center. For instance, pictures from search results can be dragged into a document.
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