1. Mac Os X Lion Update
2. Mac Update Lion To El Capitan
3. Mac Os Mountain Lion Update

OS X Mountain Lion (version 10.8) is the ninth major release of macOS, Apple Inc.' S desktop and server operating system for Macintosh computers. OS X Mountain Lion was released on July 25, 2012 for purchase and download through Apple's Mac App Store, as part of a switch to releasing OS X versions online and every year, rather than every two years or so.

When Software Update says that your Mac is up to date, the installed version of macOS and all of its apps are also up to date. That includes Safari, Music, Photos, Books, Messages, Mail, Calendar, and FaceTime. Coincidentally, the Mac OS X Mountain Lion download was the last paid upgrade to an OS X release. Future updates starting from the OS X Mavericks were all free. Apple also offered another marginal update on the Mac OS X Mountain Lion download called the Mountain Lion version 10.8.1. This update was released on August 23, 2012.

Upgrade to macOS Big Sur

Before installing this upgrade, make sure that your Mac is ready.

Check compatibility

Mac mini 2011 os upgrade. macOS Big Sur supports most Mac models introduced in 2013 and later.

Make a backup

Before you upgrade, make a complete backup with Time Machine, or store your files in iCloud.

Free up space

If the installer needs more storage space to upgrade, you can free up space using tools that come with your Mac.

Mac Os X Lion Update

Download macOS Big Sur

If you’re using macOS Mojave or later, choose Apple menu  > System Preferences, then click Software Update. If you’re using an earlier macOS, use the App Store instead.

Get to know macOS Big Sur

Learn about some of the new features of macOS Big Sur.

Control Center

Control Center brings favorite controls such as Bluetooth, Wi-Fi, Do Not Disturb, and Sound together in a single place—so you can easily adjust them at any time.

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Notification Center

Notification Center puts notifications and>

Safari

Customize your start page, navigate with ease using the new tab bar, and access a new privacy report to see just how Safari protects your privacy as you browse.

Maps

Discover great places around the world and navigate easier with guides, cycling directions, indoor maps, Look Around, electric vehicle routing, and more.

Messages

Send messages to friends and family using new tools that make it easier to keep track of group conversations and give you fun, engaging ways to express yourself.

Photos

Use the expanded editing capabilities in Photos to easily make simple changes and more advanced adjustments to your photos.

Have a question?

Ask everyone. Our Apple Support Community can help you find answers.

Tell us how we can help

Answer a few questions and we'll help you find a solution.

Use Software Update

1. Choose System Preferences from the Apple menu , then click Software Update to check for updates.
   
2. If any updates are available, click the Update Now button to install them. Or click “More info” to see details about each update and select specific updates to install. You might be asked to enter your administrator password.
   
3. When Software Update says that your Mac is up to date, the installed version of macOS and all of its apps are also up to date. That includes Safari, Music, Photos, Books, Messages, Mail, Calendar, and FaceTime.
4. To automatically install future updates, including for apps that you got from the App Store, select “Automatically keep my Mac up to date.” Your Mac will notify you when updates require it to restart, so you can always choose to install those later.

Update the software on your iPhone, iPad, or iPod touch

Learn how to update your iPhone, iPad, or iPod touch to the latest version of iOS or iPadOS.

Learn more

Mac Update Lion To El Capitan

Mac Os Mountain Lion Update

• Learn how to get updates for earlier versions of macOS that don't include Software Update preferences.
• You can also use the App Store to update apps or redownload apps that came from the App Store.
• Learn which macOS your Mac is using and how to upgrade to the latest macOS.
• When your Mac is connected to a Personal Hotspot, large updates don't download automatically.