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Have you checked compatibility of your Mac and critical apps? Backed up your Mac? Updated your apps? Then you’re ready to update to MacOS Catalina!

Time Machine requires an external hard drive to be connected to the Mac to backup on a regular schedule, so if you don’t have one yet then you might want to go shopping for an external hard drive on Amazon or your favorite retailer. You can learn how to setup Time Machine for Mac backups here. Backups make sure you can roll back if something goes wrong, and help to prevent permanent data loss. 4: Backup the Macīacking up your Mac is essential before installing any system software update, but having sufficient backups is particularly important if you’re planning on installing a new major version of macOS. Updating apps obtained elsewhere often require updating through the app itself, or through the developer or manufacturers website.

You can update apps from the Mac App Store by opening the App Store application and going to the “Updates” tab. This is always a good idea in general, but it’s particularly true since 32-bit applications are no longer supported by MacOS Catalina. You’ll want to make sure you update your apps before (and after) installing MacOS Catalina. You can also use a free third party app called Go64 to check for Mac apps that are not entirely 64-bit.īe aware that some apps may report they are 64-bit yet they still have 32-bit components and thus won’t work in Catalina (like Adobe Photoshop CS6). You can easily find all 32-bit apps on a Mac with the System Information tool if you aren’t sure. This can include many important major apps that some users rely on, like Adobe Photoshop CS6, and some older versions of Microsoft Office and other older significant apps. If you have a critical 32-bit app, either find out if a new 64-bit version is available, or consider delaying the update to Catalina. MacOS Catalina will only run 64-bit applications, meaning any 32-bit apps on the Mac will no longer run. You’ll also want to be sure you have at least 15GB of free storage space available on the drive to be able to download and install the MacOS Catalina update. You’ll want to be sure your Mac supports MacOS Catalina, as not all hardware does.įrom the list of MacOS Catalina supported Macs here, you can see that for the most part any Mac built after 2012 supports MacOS Catalina. We’ll run through checking system compatibility, looking for incompatible apps, updating apps, backing up the Mac, and installing MacOS Catalina 10.15. How to Get Ready for MacOS Catalina in 5 Easy Steps

We’ll also discuss some other options, like dual booting, or holding off on installing the update for a while. This article will walk through some important steps to prepare a Mac for updating to MacOS Catalina.