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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 (macOS 10.15).
Big Sur: 20 64-bit Intel and ARM: June 22, 2020 ... 3. 1 2 32-bit (but not 64-bit ... It was a free upgrade to all users running Snow Leopard or later with a 64-bit ...
It is the first version of macOS not to support 32-bit applications. The Dashboard application was also removed in the update. The Dashboard application was also removed in the update. [ 73 ] [ 74 ] Since macOS Catalina, iOS apps can run on macOS with Project Catalyst but requires the app to be made compatible [ 75 ] unlike ARM-powered Apple ...
Older versions supported some or all of 32-bit PowerPC, 64-bit PowerPC, 32-bit x86, and 32-bit ARM. It supports the POSIX API by way of its BSD lineage (largely FreeBSD userland ), so a large number of programs written for various other UNIX-like systems can be compiled on Darwin with no changes to the source code .
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Newer Xserve and Mac Pro machines will run a 64-bit kernel by default; newer iMac and MacBook Pro machines can run a 64-bit kernel, but will not do so by default. [44] Users wishing to use the 64-bit kernel on those machines must hold down the numbers 6 and 4 on the keyboard while booting to get the 64-bit kernel to load.
[32] In 1996, Spindler was succeeded by Amelio, who searched for an established operating system to acquire or license for the foundation of a new Macintosh operating system. He considered BeOS, Solaris, Windows NT, and NeXT's NeXTSTEP, eventually choosing the last. Apple acquired NeXT on December 20, 1996, returning its co-founder, Steve Jobs.
The successor to macOS Big Sur, ... A download button is provided to download all photos simultaneously. ... [32] Version Build Release date