It also allows you to revert back to the prior OS version if you wish to by using the Time Machine restore process.ĭo not skip the backup process before any major system software upgrade or install. This preserves your data and makes sure that you can get your stuff back in the event something goes wrong. Softwareupdate -fetch-full-installer -full-installer-version 12.6.3 Step 2: Back up the Mac before upgradingīe sure you back up your Mac with Time Machine before beginning any system software upgrade. Alternatively, you can download a full installer for MacOS Monterey 12.6.3 (or another version by specifying it) from the command line, by issuing the following command string into the Terminal application:.You can download the full MacOS installer from our list here or by using this direct download link for MacOS Monterey 12.6.3, opening InstallAssistant.pkg will place the “Install MacOS Monterey.app” installer into your /Applications folder ready to use.On the Mac you want to upgrade to Monterey, do one of the following: There are two easy ways to download the complete installer for MacOS Monterey. Step 1: Download the full MacOS Monterey installer on the Mac you want to upgrade The simplest way to upgrade directly to a particular release of MacOS is to download the full installer for that system software release you wish to run, and upgrade to it directly. How to Upgrade from Older MacOS (Catalina, Mojave, Big Sur) to MacOS Monterey (And Avoid Ventura) This is a particular scenario that some Mac users find themselves in, so we’re going to cover the process of upgrading an older MacOS version to MacOS Monterey directly, while avoiding installing the latest release of MacOS Ventura.

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