How to upgrade imac operating system from lion how to#

If an error occurs while installing an update or upgrade, learn how to resolve installation issues. Download and install them from the support pages. If you downloaded any apps from the App Store, use the App Store to get updatesР’В for those apps. When Software Update says that your Mac is up to date, thenР’В macOS and all of the apps it installs are up to date, including Safari, Messages, Mail, Music, Photos, FaceTime, and Calendar. Software Update shows only upgrades that are compatible with your Mac.

Upgrade Now installsР’В a major new version with a new name, such as macOS Monterey.

Update Now installsР’В the latest updates for the currently installed version,Р’В such as an update from macOS Big Sur 11.5 to macOS Big Sur 11.6.If your System Preferences doesn't include Software Update,Р’В learn how to upgrade to macOS MontereyР’В or upgrade to an older macOS, andР’В use theР’В Updates tab of the App Store app to get app updates. In the System Preferences window, click Software Update. For some history, the Mac App Store started handling system software updates starting from Mac OS X 10.8 through Mac OS X 10.13, and then the process was moved back to the System Preference Software Update control panel in MacOS Mojave 10.14 and Catalina 10.15 onward.From the Apple menu РїР€С— in the corner of your screen, choose System Preferences.Then follow these steps to find and install any available software updates or upgrades. Before you get started, it's a good idea to back up your Mac.