What is MacOS Big Sur?
{{DISPLAYTITLE:macOS Big Sur}} {{Infobox OS version | name = macOS Big Sur | title = macOS Big Sur | logo = [[File:MacOS Big Sur wordmark 2.svg|250px|class=skin-invert|macOS Big Sur wordmark]] | collapsible = | version of = [[macOS]] | developer = [[Apple Inc.|Apple]] | family = {{flat list| *[[Macintosh operating systems|Macintosh]] *[[Unix]], based on [[Darwin (operating system)|Darwin]] ([[Berkeley Software Distribution|BSD]]) }} | working state = | source model = [[Proprietary software|Closed]], with [[open-source software|open source]] components | released = | discontinued = | RTM date = | GA date = {{start date and age|2020|11|12}}<ref>{{cite web|url=https://www.macrumors.com/2020/11/10/macos-big-sur-release-date/|title=Apple Releasing macOS Big Sur on November 12|first=Joe|last=Rossignol|date=November 10, 2020|website=[[MacRumors]]|access-date=November 10, 2020|archive-date=May 14, 2021|archive-url=https://web.archive.org/web/20210514182818/https://www.macrumors.com/2020/11/10/macos-big-sur-release-date/|url-status=live}}</ref> | marketing target = | programmed in = | update model = [[Apple Software Update|Software Update]] | package manager = | supported platforms = [[x86-64]], [[ARM64]]<ref>{{cite web|last1=Etherington|first1=Darrell|title=Apple is releasing a Mac mini with an Apple processor for developers starting this week|url=https://techcrunch.com/2020/06/22/apple-is-releasing-a-mac-mini-with-an-apple-processor-for-developers-starting-this-week/|website=TechCrunch|access-date=July 20, 2020|date=June 22, 2020|archive-date=May 14, 2021|archive-url=https://web.archive.org/web/20210514182824/https://techcrunch.com/2020/06/22/apple-is-releasing-a-mac-mini-with-an-apple-processor-for-developers-starting-this-week/|url-status=live}}</ref> | kernel type = [[Hybrid kernel|Hybrid]] ([[XNU]]) | userland = | license = Proprietary software with open-source components | preceded by = [[macOS Catalina]] | succeeded by = [[macOS Monterey]] | website = {{webarchive|url=https://web.archive.org/web/202110180