If a serial number for your software is presented in our data base, you will see show serial number button, click it and use this serial number. If it doesn't work, click Next button and try next serial number. If any of serial numbers don't work, try to download the crack or keygen for your Mac and run it. Mar 18, 2020  Most product key finder programs were originally designed to find the serial numbers and key codes for operating systems like Windows 10, 8, 7, Vista, etc., but many of them find serials and keys for many other programs, too, like office suites, video games, and more.

You might want the model name or serial number of your Mac when checking warranty coverage, searching for specifications or other information about your model, creating a home inventory, and more. Identifying your Mac model is also important when selling or giving away your Mac or learning whether it's compatible with the latest operating system or other software or hardware.

Use About This Mac

From the Apple menu  in the corner of your screen, choose About This Mac. You'll see an overview of your Mac, including its model name and serial number.

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If you see a window like this, double-click the version number beneath “OS X” to show the serial number:


Use System Information

The System Information app also shows your Mac model and serial number. Open the app, then select Hardware on the left side of the System Information window. The model name and serial number appear on the right:

If your Mac doesn't finish starting up

If you can't use the solutions above because your Mac doesn't finish starting up:

  • Look for a serial number or model name on the outside of your Mac, or on its original packaging, receipt, or invoice.
  • Or sign in to appleid.apple.com, then look for your Mac in the Devices section. If you see your Mac there, click its name to see the model name and serial number.

If you still need help, contact an Apple Store or Apple Authorized Service Provider.

Is your Mac up to date with the latest version of the Mac operating system (macOS or OS X)? Is it using the version required by some other 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.

Which macOS version is installed?

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From the Apple menu  in the corner of your screen, choose About This Mac. You should see the macOS name, such as macOS Mojave, followed by its version number. If you need to know the build number as well, click the version number to see it.

This example shows macOS Catalina version 10.15 build 19A583.

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 Catalina. 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.

macOSLatest version
macOS Catalina
10.15.6
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
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Learn more

Find Software Serial Numbers On Mac Computer

  • Always use the macOS that came with your Mac, or a compatible newer version.
  • Learn how to reinstall macOS from macOS Recovery.