for mac instal California plumber installer license prep class

These older macOS versions are available as disk images that you can download using your web browser. Or quit without installing to leave the installer in your Applications folder for later use. Follow the onscreen installation instructions. Software Update might open and ask you to download from there.Īfter downloading to your Applications folder, the installer opens automatically. If these links don't work as expected, try again using Safari, which is in your Applications folder.Ĭick the Get button in the App Store to begin downloading.

Use these links to find macOS in the App Store. If your Mac isn't compatible, the App Store dims the Get button, says that the macOS is not compatible with this device, or says that the requested version of macOS is not available. To download macOS from the App Store, you must download from a Mac that is compatible with that macOS. How to reinstall macOS from macOS Recovery Use the App Store If you want to reinstall macOS, or your Mac doesn't start up all the way because it doesn't have a working operating system, you can use the built-in Recovery system to reinstall macOS. How to update macOS using Software Update Use macOS Recovery If Software Update says that your Mac is up to date, then no new software is currently available for your Mac model. Software Update shows only software that is compatible with your Mac.

Software Update is the fastest and easiest way to get macOS updates and upgrades, and it can use less storage space to download and install them.

For mac instal California plumber installer license prep class