App Store
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macOS Big Sur App - App Store
Download macOS Big Sur by Apple on the App Store. See screenshots, ratings and reviews, user tips, and more apps like macOS Big Sur.
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Apple Support
support.apple.com › en-us › 102662
How to download and install macOS - Apple Support
September 14, 2026 - You can use Terminal to download the installer for compatible macOS versions no earlier than the version that came with your Mac, or the closest version still available. Make sure that your Mac is using macOS Catalina 10.15 or later.
A new way to download macOS Big Sur full installers directly from Apple's SUS > InstallAssistant.pkg. I've created a database for beta and final 11.0 installers!
All Big Sur full installer versions are unified. This is also a reason why the installer size jumped from 8-9GB to 13-14GB! ... This is out of date. I didn't know about the whole Macbook Pro late 2013/2014 bricking issue, and downloading one of these and loaded it to my only Mac. Unfortunately, these installers are from July 2020, and there are much newer installers. If you see this post, I'd just google for "mac os ... More on reddit.com
Apple's own links to download macOS from Big Sur down to High Sierra , all fail.
I just also noticed, that apparently, very unusual, the Catalina download has ZERO ratings/reviews, as does Mojave, and Montery 12.1, (which is new and posted 1 day old as of today 12/13/21), has only 1 single 5 star rating, weird..., unlike almost all the other Apple apps which have thousands of ratings/reviews, so, methinks they removed them all, and re-uploaded 'new' ones, although it's creation date for Catalina, for example, is still September 19, 2020 at 4:38 PM, so that doesn't appear to have been modified, but now there are zero ratings, that seems very unusual. Also, I could not 'rate' it at all... odd... More on reddit.com
Unable to download the latest macOS Big Sur installer
Try this link: https://mrmacintosh.com/macos-big-sur-full-installer-database-download-directly-from-apple/ Install the 11.6.1 pkg from here directly (can confirm it's safe btw, you have the MD5 hashes if you want to compare and I've used it to install Big Sur/Monterey because of issues too. Also the link are directly from Apple's servers) More on reddit.com
How to manually download the Big Sur Update 11.4?
Can I download macOS Big Sur for Windows?
Yes. If you want to install macOS Big Sur in a virtual machine (VMware or VirtualBox) on Windows, you can download the ISO format of macOS Big Sur using iBoysoft DiskGeeker for Windows. Also, you can convert the macOS Big Sur DMG to ISO with VirtualBox on a Windows PC.
iboysoft.com
iboysoft.com › home › how to tips › macos big sur download: dmg, iso, pkg for macos & windows
macOS Big Sur Download: DMG, ISO, PKG for macOS & Windows
Is macOS Big Sur available as an ISO file?
Apple does not provide ISO files. ISOs must be manually created. Alternatives, you can download the ISO format of macOS Big Sur with iBoysoft DiskGeeker for Windows.
iboysoft.com
iboysoft.com › home › how to tips › macos big sur download: dmg, iso, pkg for macos & windows
macOS Big Sur Download: DMG, ISO, PKG for macOS & Windows
Is macOS Big Sur better than Monterey?
Monterey vs. Big Sur: Monterey may be the better choice if you're looking for the best macOS for your device.
easeus.com
easeus.com › computer instruction › a complete guide to macos big sur download and install (version 11)
2025 Guide| macOS Big Sur Download and Install (DMG/ISO File) - EaseUS
Reddit
reddit.com › r/macsysadmin › a new way to download macos big sur full installers directly from apple's sus > installassistant.pkg. i've created a database for beta and final 11.0 installers!
r/macsysadmin on Reddit: A new way to download macOS Big Sur full installers directly from Apple's SUS > InstallAssistant.pkg. I've created a database for beta and final 11.0 installers!
April 14, 2021 - By now, we all know that you can ... full macOS installers. You can now download macOS Big Sur via one click from my new Big Sur full installer download database!...
iClarified
iclarified.com › tutorials › mac › where to download macos big sur
Where to Download macOS Big Sur - iClarified
September 11, 2023 - Direct installer links can be found here: ● macOS Big Sur 11.7.11 ● macOS Big Sur 11.7.10 ● macOS Big Sur 11.7.9 (no longer available) ● macOS Big Sur 11.7.8 (no longer available) ● macOS Big Sur 11.7.7 (no longer available) ● macOS Big Sur 11.7.6 (no longer available) ● macOS Big Sur 11.7.5 (no longer available) ● macOS Big Sur 11.7.4 (no longer available) ● macOS Big Sur 11.7.3 (no longer available) ● macOS Big Sur 11.7.2 (no longer available) ● macOS Big Sur 11.7.1 (no longer available) ● macOS Big Sur 11.6.6 (no longer available) ● macOS Big Sur 11.6.5 (no longer available) ● macOS Big Sur 11.6.4 (no longer available) ● macOS Big Sur 11.6.3 (no longer available) ● macOS Big Sur 11.6.2 (no longer available) ● macOS Big Sur 11.6.1 (no longer available) ● macOS Big Sur 11.5.2 (no longer available)
Macworld
macworld.com › home › personal software
How to download old macOS versions: Get Big Sur, Catalina, Mojave, Sequoia & more | Macworld
January 16, 2026 - Users must use Safari browser, click ‘Get’ instead of ‘Install’, and understand hardware limitations like M1 Macs requiring Big Sur or later. Apple now offers previously paid versions like Lion and Mountain Lion for free, while newer versions appear in Software Update. Detailed instructions are provided below. There are a few reasons why you might want to download and install an old version of macOS or Mac OS X.
Mr. Macintosh
mrmacintosh.com › home › blog › macos big sur full installer database. download directly from apple!
macOS Big Sur Full Installer Database. Download Directly from Apple!
February 2, 2026 - Let’s say I’m on macOS 11.4, if I download the 11.5.2 package and run from my machine, will it update the OS without deleting my files? Thanks very much in avdance! This is a no stupid question zone François 😀 The answer is YES, the full install will act like the old combo updaters. If you are on Big Sur 11.2 and you download the latest 11.5.2 it will update you and retain all your files and settings.
Apple Support
support.apple.com › en-us › docs › mac › 300247
macOS Big Sur Manuals and Downloads - Apple Support
macOS User Guide · Download Windows Migration Assistant v2.3.1.0 (Big Sur) Show more Show less
Softonic
macos-big-sur.en.softonic.com › home › utilities & tools › macos big sur
macOS Big Sur for Mac - Download
September 9, 2024 - macOS Big Sur for Mac, free and safe download. macOS Big Sur latest version: Apple gets a makeover in this OS. macOS Big Sur is a major release of mac
Winytips
winytips.com › macos-11-download-dmg-full-offline-installer
Download macOS 11.7 (Big Sur) full offline installer
March 31, 2026 - Above all, it’s going to be a more significant issue if they have multiple Macs. This article discusses the steps for downloading the macOS Big Sur as an offline installer in PKG, DMG, and APP format. Additionally, we have download links to macOS Big Sur IPSW, used for the recovery and re-installation of the latest M1 Macs.
YouTube
youtube.com › watch
How to download macOS Big Sur - YouTube
How to download macOS Big SurHey fellow Mac lovers and tech enthusiasts! 👋 Get ready to experience the latest and greatest from Apple because in this video...
Published: February 21, 2025
MacUpdate
macos-big-sur.macupdate.com › system utilities › macos big sur
Download macOS Big Sur for Mac | MacUpdate
Download the latest version of macOS Big Sur for Mac for free. Read 23 user reviews and compare with similar apps on MacUpdate.