The operating system is named after the coastal region of Big Sur in the Central Coast of California, continuing the naming trend of California locations that began with OS X Mavericks.

To mark the transition, the operating system's major version number was incremented, for the first time since 2001, from 10 to 11. It is also the first macOS version to support Macs with ARM-based processors. Most notably, macOS Big Sur features a user interface redesign that features new blurs to establish a visual hierarchy and also includes a revamp of the Time Machine backup mechanism, among other changes. īig Sur is the successor to macOS Catalina, and was succeeded by macOS Monterey, which was released on October 25, 2021.

It was announced at Apple's Worldwide Developers Conference (WWDC) on June 22, 2020, and was released to the public on November 12, 2020. After installing, you may find that some mentioned features are not available.MacOS Big Sur (version 11) is the seventeenth major release of macOS, Apple Inc.'s operating system for Macintosh computers. It’s a 12.6 GB download, so be prepared to wait for some update time. We find that it’s a big improvement on the Catalina update. This OS update is available for free for your Mac. The search engine also has new website previews that appear when you go over a tab. You can also convert your Chrome extensions to your Mac Safari Browser. Apple has introduced extensions that let it compete more effectively with Google Chrome. Safari Browser has seen some changes owing to the system update too. Finally, Big Sur boasts a great ‘edit view’ where you can add all sorts of widgets on your screen, and customize them to your liking. Of course, many different useful widgets have been improved as well. There’s also an updated notification center that brings all your widgets and notifications in one area. Sidebars are now full height, the menu bar has been updated to offer wider spacing, the toolbars are remarkably more space-efficient, and they boast a translucent look instead of just a plain white.Īlong with these tweaks, your new Control Center is convenient as it places your controls in one place, making it easy to adjust settings when needed. Along with that, the overall interface has also been refined. Most noticeable are the new system sounds, from a chime when you boot up your computer and file transfer pings to noise alerts for trashing and locking files.

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