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macOS. The history of macOS, Apple 's current Mac operating system formerly named Mac OS X until 2011 and then OS X until 2016, began with the company's project to replace its "classic" Mac OS. That system, up to and including its final release Mac OS 9, was a direct descendant of the operating system Apple had used in its Mac computers since ...
macOS. macOS Big Sur (version 11) is the seventeenth major release of macOS, Apple 's operating system for Macintosh computers. It was announced at Apple's Worldwide Developers Conference (WWDC) on June 22, 2020, [ 4] and was released to the public on November 12, 2020. [ 5][ 4][ 6] Big Sur is the successor to macOS Catalina, and was succeeded ...
Mac OS X succeeded classic Mac OS, the primary Macintosh operating system from 1984 to 2001. Its underlying architecture came from NeXT 's NeXTSTEP, as a result of Apple's acquisition of NeXT, which also brought Steve Jobs back to Apple. The first desktop version, Mac OS X 10.0, was released on March 24, 2001.
Laptops unable to boot (fixed with 12.0.1 update) [22] [23] Inability to charge sleeping laptops with MagSafe (fixed with 12.1 update) [24] Mouse pointer memory leak issue (fixed with 12.1 update) [25] Audio issue with speaker and audio output crackling and popping [26] Problems connecting external displays to Mac using any version of Monterey [27]
In Mac OS 9 and early versions of Mac OS X, Software Update was a standalone tool. The program was part of the CoreServices in OS X. It could automatically inform users of new updates (with new features and bug and security fixes) to the operating system, applications, device drivers, and firmware. All updates required the user to enter their ...
macOS Catalina (version 10.15) is the sixteenth major release of macOS, Apple Inc. 's desktop operating system for Macintosh computers. It is the successor to macOS Mojave and was announced at WWDC 2019 on June 3, 2019 and released to the public on October 7, 2019.
macOS. macOS Sonoma (version 14) is the twentieth and current major release of macOS, Apple 's operating system for Macintosh computers. The successor to macOS Ventura, it was announced at WWDC 2023 on June 5, 2023, [ 4] and released on September 26, 2023.
macOS Sierra (version 10.12) [ 4] is the thirteenth major release of macOS (formerly known as OS X and Mac OS X ), Apple Inc. 's desktop and server operating system for Macintosh computers. The name "macOS" stems from the intention to unify the operating system's name with that of iOS, watchOS and tvOS. Sierra is named after the Sierra Nevada ...