Upgrade to macOS Big Sur
Before installing this upgrade, make sure that your Mac is ready.
Check compatibility
macOS Big Sur supports most Mac models introduced in 2013 and later.
View compatible Mac models- Start quickly with the most recent versions of Word, Excel, PowerPoint, Outlook, OneNote and OneDrive —combining the familiarity of Office and the unique Mac features you love. Be more productive Find the feature you need fast and create documents more easily with built-in automated design and research tools.
- NeXTSTEP is a discontinued object-oriented, multitasking operating system based on the Mach kernel and the UNIX-derived BSD.It was developed by NeXT Computer in the late 1980s and early 1990s and was initially used for its range of proprietary workstation computers such as the NeXTcube.
Apache Flex® is a highly productive, open source application framework for building and maintaining expressive web applications that deploy consistently on all major browsers, desktops and devices (including smartphones, tablets and tv).
Make a backup
Before you upgrade, make a complete backup with Time Machine, or store your files in iCloud.
Learn how to back up your MacFree up space
If the installer needs more storage space to upgrade, you can free up space using tools that come with your Mac.
Free up storage spaceDownload macOS Big Sur
If you’re using macOS Mojave or later, choose Apple menu > System Preferences, then click Software Update. If you’re using an earlier macOS, use the App Store instead.
Tour De Nuit Mac Os X
Learn how to download and install macOS Big Sur
Go to the App Store
Get to know macOS Big Sur
Learn about some of the new features of macOS Big Sur.
Control Center
Control Center brings favorite controls such as Bluetooth, Wi-Fi, Do Not Disturb, and Sound together in a single place—so you can easily adjust them at any time.
Use Control CenterNotification Center
Notification Center puts notifications and>
Safari
Customize your start page, navigate with ease using the new tab bar, and access a new privacy report to see just how Safari protects your privacy as you browse.
Get to know SafariMessages
Tour De Nuit Mac Os Download
Send messages to friends and family using new tools that make it easier to keep track of group conversations and give you fun, engaging ways to express yourself.
Use MessagesPhotos
Use the expanded editing capabilities in Photos to easily make simple changes and more advanced adjustments to your photos.
Learn how to edit your photosHave a question?
Ask everyone. Our Apple Support Community can help you find answers.
Ask nowTell us how we can help
Answer a few questions and we'll help you find a solution.
Get supportShop online and get Specialist help, free no-contact delivery, and more. Shop with a Specialist, get credit with Apple Trade In, choose free delivery or pickup, and more at the Apple Store Online. Shop with a Specialist, get credit with Apple Trade In, choose free delivery or pickup, and more at the Apple Store Online.
iPad Pro
Supercharged by the Apple M1 chip.
iPhone 12
Tour De Nuit Mac Os 11
Purple. Now in season.
From $29.12/mo. for 24 mo. or $699 before trade‑in1
Buy directly from Apple with special carrier offers
iMac
Say hello.
Apple Watch Series 6
The future of health is on your wrist.
AirTag
Lose your knack for losing things.
Fill Mom’s day with color.
Get 2-hour delivery on select Mother’s Day gifts for $9.2 Or pick up at the Apple Store.
Apple Arcade
Wonderbox: The Adventure Maker. Play now.
New