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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.

  1. Mac OS: How clean/remove the useless System Files? Ask Question Asked 2 years, 1 month ago. Active 2 years, 1 month ago. Viewed 571 times 0. My Mac Book is full.
  2. Apr 13, 2021 Music files can easily get duplicated in iTunes. But don’t worry, iTunes can help you find the duplicates for removal. To find duplicate files on iTunes in Mac OS X El Capitan or other Mac operating systems that support iTunes, launch iTunes, then go to View Show Duplicate Items. The app lists all the duplicate music files by name, artists, or group items.

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This same base OS was then resold to Apple and became a proprietary OS and is now known worldwide as the OS X. So technically speaking, OS X and a Linux based OS like Ubuntu are essentially based on the very same concepts. All in all, Mac OS X is a special kernel with a good-looking GUI placed on top of UNIX. There Is No Right-Click.

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.

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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.

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macOSLatest version
macOS Big Sur11.3
macOS Catalina
10.15.7
macOS Mojave10.14.6
macOS High Sierra10.13.6
macOS Sierra10.12.6
OS X El Capitan10.11.6
OS X Yosemite10.10.5
OS X Mavericks10.9.5
OS X Mountain Lion10.8.5
OS X Lion10.7.5
Mac OS X Snow Leopard10.6.8
Mac OS X Leopard10.5.8
Mac OS X Tiger10.4.11
Mac OS X Panther10.3.9
Mac OS X Jaguar10.2.8
Mac OS X Puma10.1.5
Mac OS X Cheetah10.0.4

congodog

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Your Mac's Specs
Too many to mention, started in 1985
Been an Apple guy since the beginning and my experience has been very good.
When the rare glitch occurred, Apple support was ample, even generous.
Now, that success has rained on them, the support system has become a joke, albeit a painful one. Try the support search for an exercise in futility.
Too big for their britches? I believe so.
And a trip to a local Apple store is like wading in to a shark feeding frenzy, with sales the only focus.
May be time for a non-Windows alternative. Any thoughts?
Congodog