The Terminal will also tell you that the installation was successful. After it is done, the installer will appear in your applications folder. Your computer first will say, “Scanning for XX.XX installer.” And then it will say, “Installing.” It may take several minutes for the download to complete.The command above will download the previous version of Monterey.Softwareupdate -fetch-full-installer -full-installer-version 12.2 You can also use the next section to list the available installers. If you want to get the latest version of Big Sur, then it is 11.6.5. If you want to downgrade your Mac to the previous version, you can download the 12.2 version. For example, the current Monterey version is 12.3. Replace the XX.XX.X with the macOS version you want to download.Softwareupdate -fetch-full-installer -full-installer-version XX.XX.X Enter the following command and hit enter.The Terminal app is located in the Applications > Utilities folder. After executing the command below, the requested “Install macOS” application will be downloaded to your Mac’s /Applications folder. This Terminal command is only available in macOS Catalina 10.15 and later. This enables you to boot from the bootable installer and install the previous version. Using the steps below, you can download the installers for previous macOS versions. This again involves creating a bootable installer. You may want to downgrade to a previous macOS version.Then you can use this as a startup disk to install the Mac operating system. This is a USB flash drive or secondary volume where you can store installer files.

You may want to create USB boot drive installers.You may want to do this for a variety of reasons, for example: You can download full macOS installers from the command line.

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