- Because OS X Mountain Lion is stable and pretty decent, there is much less urgency with upgrading to Mavericks, but you probably should anyway. Beyond the general improvements and new features available, it's also just good practice to keep your Mac software up to date, both for individual apps and for the core OS.
- Select 'Reinstall Mac OS X ' from the Mac OS X Utilities dialog followed by the 'Continue' button. 4 Select the drive or volume you want to reinstall Lion on and follow the onscreen instructions to complete the installation. Note: This option requires an internet connection in order to download the OS from the Apple servers.
- If it's Mac OS X 10.7 Lion that you are after, it's available for £19.99 here US or here UK. Apple will send you a download code to use on the Mac App Store, so you will need to be running.
- Open that app from your Applications folder to begin installing the operating system. MacOS Sierra 10.12 can upgrade El Capitan, Yosemite, Mavericks, Mountain Lion, or Lion; OS X El Capitan 10.11 can upgrade Yosemite, Mavericks, Mountain Lion, Lion, or Snow Leopard; OS X Yosemite 10.10 can upgrade Mavericks, Mountain Lion, Lion, or Snow Leopard.
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.
Mac computer simulator. If your macOS isn't up to date, you may be able to update to a later version.
Lion is an upgrade and can be installed on all your authorized personal Macs. The OS X Lion Up-to-Date upgrade will be available through the Mac App Store at no additional charge to all customers who purchased a qualifying new Mac system from Apple or an Apple Authorized Reseller on or after June 6, 2011.
Download Mac Os Lion
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 Mojave, 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?
Mac Os After Lion
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.
Mac Os After Lion Sleeps
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.
Mac Os After Lion
macOS | Latest version |
---|---|
macOS Big Sur | 11.0.1 |
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 |