MacOS Big Sur

macOS Big Sur (version 11.0) is the seventeenth major version of macOS, Apple Inc.'s desktop operating system for Macintosh computers. It is the successor to macOS Catalina. macOS Big Sur was announced at WWDC 2020 on June 3, 2020.^[3]

macOS Big Sur

Version of the macOS operating system
Developer	Apple
OS family	Macintosh Unix, based on Darwin (BSD)
Source model	Closed, with open source components
General availability	November 12, 2020; 4 years ago (2020-11-12)[1]
Update method	Software Update
Platforms	x86-64, ARM64[2]
Kernel type	Hybrid (XNU)
License	Proprietary software with open-source components
Preceded by	macOS Catalina
Succeeded by	macOS Monterey
Official website	www.apple.com/macos/big-sur at the Wayback Machine (archived 2021-10-18)
Support status
Unsupported as of September 26, 2023. Finder is still able to download driver updates to sync to newer devices. Drops support for Macs released from 2012 to early 2013.