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macOS Big Sur elevates the world's most advanced desktop operating system to a new level of power and beauty. Experience Mac to the fullest with a refined new design. Enjoy the biggest Safari update ever. Discover new features for Maps and Messages. And get even more transparency around your privacy.
- Utilities
- 10.9
- Overview
- Use Software Update
- Use macOS Recovery
- Use the App Store
- Use a web browser for older versions
- Use a bootable installer
- If you need help
Download and install current or previous versions of the Mac operating system on compatible Mac computers.
To maintain your computer's security, stability, and compatibility, Apple recommends using the latest macOS that is compatible with your Mac. macOS updates and upgrades also include the latest features and built-in apps such as Safari.
Use Software Update
Use macOS Recovery
Use the App Store
Use a web browser
Software Update is the fastest and easiest way to get macOS updates and upgrades, and it can use less storage space to download and install them.
Software Update shows only software that is compatible with your Mac. If Software Update says that your Mac is up to date, then no new software is currently available for your Mac model.
If you want to reinstall macOS, or your Mac doesn't start up all the way because it doesn't have a working operating system, you can use the built-in Recovery system to reinstall macOS.
How to reinstall macOS from macOS Recovery
To download macOS from the App Store, you must download from a Mac that is compatible with that macOS. If your Mac isn't compatible, the App Store dims the Get button, says that the macOS is not compatible with this device, or says that the requested version of macOS is not available.
1.Use these links to find macOS in the App Store. If these links don't work as expected, try again using Safari, which is in your Applications folder.
•Sonoma 14
•Ventura 13
•Monterey 12
•Big Sur 11
These older macOS versions are available as disk images that you can download using your web browser. To get the installer from the disk image, you must use a Mac that is compatible with that macOS.
1.Use these links to download a macOS disk image (.dmg) file. If these links don't work as expected, try again using Safari, which is in your Applications folder.
•Sierra 10.12
•El Capitan 10.11
•Yosemite 10.10
•Mountain Lion 10.8
A bootable installer can be useful if you want to install macOS on multiple computers without downloading the installer each time, or when you can't install using macOS Recovery or the other methods.
To download an installer suitable for creating a bootable installer, use the App Store or use a web browser to download from a compatible Mac. The Mac must also be using macOS High Sierra or later, the latest version of macOS Sierra, or the latest version of OS X El Capitan.
If an error occurred while updating or installing macOS
If you need more storage space to download or install
If your Mac doesn't start up all the way
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May 16, 2024 · Follow this macOS Big Sur download center to get the Big Sur full installer, ISO file, or DMG file for your Mac or Windows PC. To reduce the Big Sur download failure, use iBoysoft DiskGeeker to clear up your Mac for more space to store the Big Sur installer. Download. iBoysoft DiskGeeker. Rating:4.8.
Nov 12, 2020 · Before you begin to download the macOS 11 Big Sur, you should make sure your Mac can run the software. ... Before you download and install macOS 11 Big Sur, make sure your Mac is backed up. For ...
Nov 7, 2010 · macOS Big Sur. 11.7.10. Experience Mac to the fullest with a refined new design. Overview. Certified. What's New. Similars 7. macOS Big Sur elevates the most advanced desktop operating system in ...
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Apr 10, 2024 · This Mac must be compatible with the macOS that you're installing. If it isn't, it might start up to a circle with a line through it. This Mac must be able connect to the internet. A bootable installer doesn't download macOS, but it does need an internet connection to get firmware and other information for this Mac model.
Feb 3, 2021 · After this, you're ready to actually install macOS Big Sur. That means carve out some time for it to install, as these things tend to take a while. 4. Click the Apple logo in the top left corner ...
