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Here’s how to clean install macOS Catalina from USB drive: Steps to install You might want to clean install macOS Catalina to give your Mac a fresh start without any issues from the previous installation. Alternatively, you can download it directly from the Mac App Store.īut sometimes upgrading macOS from the previous version to the latest one is not the best way. Tap on the Apple icon in the top-left corner of the screen, then go to System Preferences > Software Update to download it. Upgrading to macOS 10.15 Catalina is pretty simple. How to clean install the new software update Here’s the list of Mac devices compatible with the new software update: Is your Mac compatible with macOS Catalina? It has also replaced iTunes with three independent apps – Apple Music, Apple Podcasts, and Apple TV. The macOS Catalina brings tons of new features such as the Apple Arcade, Screen Time, Voice Control, Sidecar, and Find My app. You can download and install macOS Catalina if you have a compatible Mac. After months of beta testing, Apple has rolled out macOS 10.15 Catalina to public users.