How to download older Mac OS X versions via the App Store If you once had purchased an old version of Mac OS X from the App Store, open it and go to the Purchased tab. There you’ll find all the installers you can download.
According to Apple, these older OS X operating systems can be upgraded to El Capitan.
If you’re running a version of Snow Leopard prior to version 10.6.8, you must upgrade to that version.
After you upgrade, you can then upgrade to El Capitan by using the App Store online.
Click About This Mac.
Here’s how you can upgrade to Yosemite from OS X Snow Leopard (10.6.8) or higher. In addition to a few minutes of your time, you will need 2GB of memory and 8GB of available disk space. 1. Check your system hardware and software by going to the apple menu, and choosing “About this Mac.”
Apple says you can upgrade to OS X Mavericks directly if you’re running Snow Leopard (version 10.6.8), Lion (10.7) or Mountain Lion (10.8). Or you can use an Apple feature called “Time Capsule.” To find it, go to “System Preferences” and then click on “Time Machine.”
Upgrading MacBook Air with OS X Snow Leopard to macOS Sierra
You can upgrade to El Capitan from Lion or directly from Snow Leopard. El Capitan can be downloaded from the Mac App Store for FREE. To upgrade to El Capitan you must have Snow Leopard 10.6.8 or Lion installed. Download El Capitan from the App Store.
If you’re running Snow Leopard (10.6.8) or Lion (10.7) and your Mac supports macOS High Sierra, you will need to upgrade to El Capitan first. You will have to first upgrade to El Capitan, then to High Sierra. You can follow these instructions to get El Capitan.
Mac OS X Snow Leopard (version 10.6) is the seventh major release of Mac OS X (now named macOS), Apple’s desktop and server operating system for Macintosh computers. Snow Leopard was publicly unveiled on June 8, 2009 at the Apple Worldwide Developers Conference.
Upgrading from OS X Snow Leopard or Lion. If you’re running Snow Leopard (10.6.8) or Lion (10.7) and your Mac supports macOS Mojave, you will need to upgrade to El Capitan (10.11) first.
You can upgrade to Yosemite from Lion or directly from Snow Leopard. Yosemite can be downloaded from the Mac App Store for FREE. To upgrade to Yosemite you must have Snow Leopard 10.6.8 or Lion installed. The file is quite large, over 5 GBs, so allow some time to download.
The Steps for Upgrading to Mac OS X El 10.11 Capitan
If you have macOS Sierra (the current macOS version), you can upgrade straight to High Sierra without doing any other software installations. If you are running Lion (version 10.7.5), Mountain Lion, Mavericks, Yosemite, or El Capitan, you can upgrade directly from one of those versions to Sierra.
You can upgrade to Mountain Lion from Lion or directly from Snow Leopard. Mountain Lion can be downloaded from the Mac App Store for $19.99. To access the App Store you must have Snow Leopard 10.6.6 or later installed.
Upgrade your Mac from OS X Yosemite to macOS Sierra. All University Mac users are strongly advised to upgrade from OS X Yosemite operating system to macOS Sierra (v10.12.6), as soon as possible, as Yosemite is no longer supported by Apple. Find out which operating system version you are currently using.
How to install a fresh copy of OS X on your Mac
If a version of macOS isn’t receiving new updates, it isn’t supported anymore. This release is supported with security updates, and the previous releases—macOS 10.12 Sierra and OS X 10.11 El Capitan—were also supported. When Apple releases macOS 10.14, OS X 10.11 El Capitan will very likely no longer be supported.
Apple’s macOS High Sierra update is free to all users and there is no expiration on the free upgrade, so you don’t need to be in a rush to install it. Most apps and services will work on macOS Sierra for at least another year. While some are already updated for macOS High Sierra, others are still not quite ready.
The first thing to do is check to see if your Mac can run macOS High Sierra. This year’s version of the operating system offers compatibility with all Macs that can run macOS Sierra. Mac mini (Mid 2010 or newer) iMac (Late 2009 or newer)
If you’re using Leopard, upgrade to Snow Leopard to get the App Store. You can then use El Capitan to upgrade to a later macOS. OS X El Capitan won’t install on top of a later version of macOS, but you can erase your disk first or install on another disk.
Wondering what the latest version of MacOS is? It is currently macOS 10.14 Mojave, although verison 10.14.1 arrived on 30 October and on 22 January 2019 version 10..14.3 bought some necessary security updates. Prior the launch of Mojave the most recent version of macOS was the macOS High Sierra 10.13.6 update.
macOS and OS X version code-names
Even if you’re still running OS X El Capitan, you can upgrade to macOS Mojave with just a click. Apple has made it easier than ever to update to the latest operating system, even if you are running an older operating system on your Mac.
Choose System Preferences from the Apple () menu, then click Software Update to check for updates. If any updates are available, click the Update Now button to install them. When Software Update says that your Mac is up to date, macOS and all of its apps are also up to date.
Many users will want to install the free update today, but some Mac owners are better off waiting a few days before installing the latest macOS Mojave update. macOS Mojave is available on Macs as old as 2012, but it’s not available to all Macs that could run macOS High Sierra.
Photo in the article by “Flickr” https://www.flickr.com/photos/berniedup/36316477160