Learn how to set up and use macOS. Find all the topics, resources, and contact options you need for macOS. Friends of MAC The Friends of MAC organization includes board members, and volunteers from the community, who participate in fundraising and many other opportunities to support MAC and its programs. Other opportunities may include serving as hosts at MAC events, helping to greet people and give tours of the building.
Is your Mac up to date with the latest version of the Mac operating system? Is it using the version required by a product that you want to use with your Mac? Which versions are earlier (older) or later (newer, more recent)? To find out, learn which version is installed now.
If your macOS isn't up to date, you may be able to update to a later version.
Questions For Friends Mac Os Catalina
Which macOS version is installed?
From the Apple menu in the corner of your screen, choose About This Mac. You should see the macOS name, such as macOS Big Sur, followed by its version number. If you need to know the build number as well, click the version number to see it.
Which macOS version is the latest?
These are all Mac operating systems, starting with the most recent. When a major new macOS is released, it gets a new name, such as macOS Big Sur. As updates that change the macOS version number become available, this article is updated to show the latest version of that macOS.
If your Mac is using an earlier version of any Mac operating system, you should install the latest Apple software updates, which can include important security updates and updates for the apps that are installed by macOS, such as Safari, Books, Messages, Mail, Music, Calendar, and Photos.
| macOS | Latest version |
|---|---|
| macOS Big Sur | 11.3 |
| macOS Catalina | 10.15.7 |
| macOS Mojave | 10.14.6 |
| macOS High Sierra | 10.13.6 |
| macOS Sierra | 10.12.6 |
| OS X El Capitan | 10.11.6 |
| OS X Yosemite | 10.10.5 |
| OS X Mavericks | 10.9.5 |
| OS X Mountain Lion | 10.8.5 |
| OS X Lion | 10.7.5 |
| Mac OS X Snow Leopard | 10.6.8 |
| Mac OS X Leopard | 10.5.8 |
| Mac OS X Tiger | 10.4.11 |
| Mac OS X Panther | 10.3.9 |
| Mac OS X Jaguar | 10.2.8 |
| Mac OS X Puma | 10.1.5 |
| Mac OS X Cheetah | 10.0.4 |
Shop 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.
Friend Os Server
iPhone 12
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