18th major version of the macOS operating system
macOS Monterey - Wikipedia
macOS Monterey 아...
macOS Monterey 데...
macOS Monterey 필...
macOS Monterey (version 12) is the eighteenth major release of macOS, Apple's desktop operating system for Macintosh computers. The successor to macOS Big Sur, it was announced at WWDC 2021 on June … Wikipedia
Factsheet
Developer Apple
OS family Macintosh
Unix, based on Darwin (BSD)
Source model Closed, with open source components
Factsheet
Developer Apple
OS family Macintosh
Unix, based on Darwin (BSD)
Source model Closed, with open source components
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Wikipedia
en.wikipedia.org › wiki › MacOS_Monterey
macOS Monterey - Wikipedia
September 13, 2026 - It is the last version of macOS that can run on Macs with 4 GB of RAM and MagSafe 2 Macs, and is the first version to run on a MacBook with MagSafe 3. Monterey introduced several new features and changes, including the following:
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Apple Support
support.apple.com › en-us › 109033
Find out which macOS your Mac is using - Apple Support
3 weeks ago - Find out which computers are compatible ... macOS Sonoma 14 is compatible with these computers · macOS Ventura 13 is compatible with these computers · macOS Monterey 12 is compatible with these computers ·...
Discussions

macOS Monterey Released! First Impressions Megathread
Anyone not getting the update yet? More on reddit.com
🌐 r/MacOS
522
284
October 25, 2021
[deleted by user]
The issue is security Use OCLP to run Sequoia I run dual boot (booted from an external SSD) 2013 iMac with OLCP Sequoia to make it faster by bypassing HDD with Catalina More on reddit.com
🌐 r/mac
7
2
March 25, 2026
How do I assess risk of still running Monterey?
Do you know about r/OpenCoreLegacyPatcher ; this lets you install new versions of MacOS on machines deemed obsolete by Apple? Linux Mint could be a potential option for you too More on reddit.com
🌐 r/MacOS
21
10
February 17, 2026
Is there any reason I shouldn't upgrade to macOS Monterey?
I’m interested too More on reddit.com
🌐 r/mac
21
4
December 5, 2024
People also ask

How to get old versions of macOS?
There are a few methods to get old versions of macOS: · App Store: Search for previous versions of macOS and download them if available. · Apple Support: Visit support.apple.com to get old versions of macOS. · Bootable installer: Use a previously saved installer to create a bootable USB drive via Disk Utility or Terminal.
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setapp.com
setapp.com › how-to › full-list-of-all-macos-versions
The full list of all macOS versions until 2026
What are the most significant macOS versions?
The most significant macOS versions marked key advancements in functionality, design, and hardware support: · Mac OS X Cheetah (2001): Introduced the Aqua interface and UNIX-based core. · Mac OS X Leopard (2007): Added Time Machine, Boot Camp, and revamped design. · OS X Yosemite (2014): Introduced a flat design and Continuity features. · macOS Big Sur (2020): Redefined the interface and introduced M1 chip support. · macOS Sonoma (2023): Focused on gaming and productivity with widgets and screen-sharing upgrades. · macOS Sequoia (2024): Introduced Apple Intelligence and iPhone Mirroring. · mac
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setapp.com
setapp.com › how-to › full-list-of-all-macos-versions
The full list of all macOS versions until 2026
What is the most common version of macOS?
The most common versions of macOS are: · macOS Catalina (version 10.15) · macOS Sequoia (version 15) · macOS Tahoe (version 26) · macOS Golden Gate (version 27)
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setapp.com
setapp.com › how-to › full-list-of-all-macos-versions
The full list of all macOS versions until 2026
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InvGate
invgate.com › itdb › macos-monterey
macOS Monterey | Specs, reviews and EoL info
Apple macOS Monterey (version 12), released on October 25, 2021, served as a significant update to the macOS ecosystem, introducing features like Universal Control, the Shortcuts app, and SharePlay.
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App Store
apps.apple.com › top charts › utilities › macos monterey
macOS Monterey - App Store - Apple
macOS Monterey 12.5 includes enhancements, bug fixes and security updates.
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Fandom
apple.fandom.com › wiki › MacOS_Monterey
macOS Monterey | Apple Wiki | Fandom
↑ MacOS Monterey 12.6.1 & MacOS Big Sur 11.7.1 Released, OS X Daily.
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Wikipedia
en.wikipedia.org › wiki › MacOS_version_history
macOS version history - Wikipedia
1 week ago - It was released on October 25, ... for Macs, a service brought from iOS, and users can now also set up shortcuts, among other things. macOS Monterey is the final version of macOS that officially supports macOS Server....
Find elsewhere
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Setapp
setapp.com › how-to › full-list-of-all-macos-versions
The full list of all macOS versions until 2026
3 weeks ago - ... The fastest macOS depends on your specific hardware. Generally, macOS Monterey (version 12) and macOS Big Sur (version 11) are recognized for their speed and optimization on most modern Macs.
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BetaWiki
betawiki.net › wiki › MacOS_Monterey
macOS Monterey - BetaWiki
macOS Monterey, or macOS 12, is the eighteenth major release of macOS that was released on 25 October 2021. It was announced on 7 June 2021 at WWDC. It is named after Monterey Bay in California.[1] It is also the final version of macOS to have ...
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MacUpdate
macos-monterey.macupdate.com › system utilities › macos monterey
Download macOS Monterey for Mac | MacUpdate
OS X 10.9 or later · 21295 · Go to developer's website · Free · In English · Version 12.7.6 · Get from App Store · By nicholasridley0 on Aug 2, 2023 for v.12.6.8 · For those of us still stuck with legacy Intel iMacs (27in late 2015 i7 32GB 2TB SSD) MacOS Monterey 12.6 continues to be ...
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Low End Mac
lowendmac.com › home › macos 12.0 monterey
macOS 12.0 Monterey - Low End MacLow End Mac
March 21, 2025 - It is also strongly recommended to avoid running this OS off of a hard drive as it would be quite slow – if your Mac shipped with a hard drive and it is at all possible to swap for an SSD, do it. ... Pre-installed on early Apple M1 Pro and M1 Max-based MacBook Pros. SharePlay and Universal Control not yet functional. . 12.0.1 (build 21A559), Darwin 21.1.0, October 25th 2021 · Initial official release. This is the first version of Monterey out in the open.
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iBoysoft
iboysoft.com › glossary › tricks › macos monterey: release date, compatibility list and features
macOS Monterey: Release Date, Compatibility List and Features | iBoysoft glossary
June 9, 2026 - macOS Monterey was officially released on October 25, 2021. Here, we explain details of its release data, compatible Macs and major features.
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CERN
devices.docs.cern.ch › devices › mac › macos_versions › macos12
About macOS 12 "Monterey" - Device and Productivity Software
Please note that we do not support MacPorts or any tools installed through it. Parallels version 16.1 is required for macOS 12 on Intel Macs, M1 Macs require 17.1.
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MacRumors
macrumors.com › roundups › macos monterey
macOS Monterey: All the Features Detailed
December 29, 2022 - After over four months of refinement ... want to offer feedback? Send us an email here. The latest version of macOS Monterey is macOS 12.6, featuring security updates....
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TechSpot
techspot.com › downloads › 7447-macos-monterey.html
macOS Monterey Download - 12.7.6 | TechSpot
November 27, 2024 - macOS Monterey 12.4 includes enhancements to Apple Podcasts and bug fixes:
Rating: 3.7 ​ - ​ 191 votes
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Reddit
reddit.com › r/macos › macos monterey released! first impressions megathread
r/MacOS on Reddit: macOS Monterey Released! First Impressions Megathread
October 25, 2021 -

Apple has released macOS Monterey 12.0.1 (build 21A559), along with macOS Big Sur 11.6.1 and Security Update 2021-007 Catalina.

What's New

Official release notes

Security content

SDK release notes

Useful Information

macOS Monterey compatible devices

How to update the software on your Mac

Back up your Mac with Time Machine

Feedback

Please report any bugs through Feedback Assistant

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TechPP
techpp.com › downloads › mac › download macos monterey dmg / iso [direct download links]
Download macOS Monterey DMG / ISO [Direct Download Links]
April 20, 2026 - macOS Monterey (version 12) is one of my favorite upgrades for MacBook ever. It is not only useful but also the most stable macOS release in recent memory, and it has none of the forced AI features that have made newer OS versions feel bloated ...
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Softonic
macos-monterey.en.softonic.com › home › utilities & tools › macos monterey
macOS Monterey for Mac - Download
October 26, 2025 - This utility software is recognized as the 18th version in the macOS series and serves as the successor to macOS Big Sur, officially designated as macOS 12.0 in the updated numbering system.
Rating: 8.9/10 ​ - ​ 13 votes
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Wikiwand
wikiwand.com › en › MacOS_Monterey
MacOS Monterey - Wikiwand
September 13, 2026 - Close · The operating system is ... macOS Monterey is the final version of macOS that supports the 2015–2017 MacBook Air, Retina MacBook Pro, 2014 Mac Mini, 2015 iMac and cylindrical Mac Pro, as its successor, macOS Ventura, ...