Click Download. So, here are main steps you should take: 1. STEP 3. Prepare a clean external drive at least 10 GB of storage. Select external drive as a source. Enter your Apple ID. Boot your Mac from your standard drive. Connect the external drive. These might also interest you: When you upgrade to macOS Catalina, you get more of everything you love about Mac. Chances are, your Mac can run macOS Catalina. Upgrading is free. And easier than you think.
Upgrading from macOS Mojave? OS X Some features require a compatible internet service provider; fees may apply. Spotlight Suggestions Requires a broadband internet connection. Force Touch gestures require a Force Touch trackpad.
FaceTime Audio calls require a microphone built-in or external and broadband internet connection. Auto Unlock Supported by Mac models introduced in mid or later. Approve with Apple Watch Supported by Mac models introduced in mid or later.
Here are some ideas to free up space on your drive:. It deletes system junk, old broken apps, and the rest of hidden junk on your drive. Normally, it is assumed that updating OS is a one-way road. The main challenge is to download the OS installation file itself, because your Mac may already be running a newer version. The purchased section lists only those operating systems that you had downloaded in the past. But here is the path to check it:.
This method allows you to download Mavericks and Yosemite by logging with your Apple ID — only if you previously downloaded them from the Mac App Store.
If you are signed with an Apple Developer account, you can get access to products that are no longer listed on the App Store. If you desperately need a lower OS X version build, consider creating a new Developer account among other options. Nevertheless, keep in mind that if you visit developer. Buy a boxed edition of Snow Leopard The email edition comes with a special download code you can use for the Mac App Store. For example, it might say that it's not compatible with this device or is too old to be opened on this version of macOS.
To confirm compatibility before downloading, check the minimum hardware requirements:. Time Machine makes it simple, and other backup methods are also available. Safari uses these links to find the old installers in the App Store.
After you download the installer from the App Store, the installer opens automatically. Tabbing over to Storage will let you know how much disk space you have available. You can, of course, do so manually by deleting unused files and uninstalling old software to free up disk space. Depending on how tidy you are, this might take quite a bit of time.
To make things easy, use a specialized app like CleanMyMac, which will quickly free up space by detecting unused apps and large files, and offering to completely delete them, with all their hidden corresponding files, in one quick click.
The only solution that will free up disk space, uninstall bit apps, and solve tons of problems to prepare your Mac for a new macOS. The final preparation step is to make sure you back up all your important files to cloud storage or an external drive.
A proper backup app like Get Backup Pro can save you a lot of headache here. Downgrading to previous operating systems on Mac gets easier. To put it shortly, Setapp has your back here. Once you have space on your computer, figure out what version of OS X you would like to install. Tab to the Purchase page of the menu and scroll down to find the line for previous operating systems.
Clicking the install button of the macOS you want will begin downloading the file. If your goal is to download a version of macOS that you have not already used, or, that was not available as an update from the App Store after you bought your Mac, you may need to purchase it. OS X Snow Leopard ships as a boxed version and requires a disk drive to install. It could be helpful to know where you sit on the timeline of macOS X updates.
Below is a chronological list of all the updates beginning with the most recent update, High Sierra, released in Downloads for previous versions of OS X are linked below and include:.
Downloading a. Alternatively, you could hit up your nearest Apple Store. They will likely have image files of all the different versions of the software and help you install it right there as well.
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