Is your Mac up to date with the latest version of the Mac operating system? Is it using the version required by some 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.
- In fact, I began encountering trouble even before Catalina, macOS version 10.15, was released October 7, 2019. Apple readied iOS 13 first, which I dutifully loaded upon release September 24, 2019.
- Thanks for the links Bennor, Might be you miss understood the question, I am thinking you do not have Catalina OS? Just so all is clear, I use file / under locations WD is seen before and I would go into the drive this way using a desktop.
MacOS Catalina (version 10.15) is the sixteenth major release of macOS, Apple Inc. 's desktop operating system for Macintosh computers. It is the successor to macOS Mojave and was announced at WWDC 2019 on June 3, 2019 and released to the public on October 7, 2019.
If your macOS isn't up to date, you may be able to update to a later version.
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.
Catalina Os
| macOS | Latest version |
|---|---|
| macOS Big Sur | 11.2.3 |
| 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 |
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Unite 4 - Turn websites into apps on your Mac.By Jason Snell for Macworld
Mac OS X has been through a lot in 20-plus years. As someone who was sitting in the front row at Macworld Expo when then-CEO Gil Amelio brought Steve Jobs on stage to celebrate Apple’s purchase of NeXT, it feels like I’ve been a witness to the whole story.
Catalina Os Problems
The macOS we use today is the result of iteration—sometimes rapid, sometimes painfully slow—over 16 major OS releases during those 20 years. Here are the highlights.