Get a handle on macOS Catalina It doesn't matter if you're doing your computing on an old reliable Macbook or a brand-new Mac desktop, both rely on macOS to help you get things done. It helps to have an equally reliable guidebook to steer you through the tasks and steps that make macOS run efficiently. This fun and friendly guide provides the direction you need to easily navigate the classic and brand new features in macOS Catalina. Longtime expert Bob "Dr. Mac" LeVitus shares his years of experience to help you better understand Catalina and make it a timesaving tool in your life.  Take a tour of the macOS Catalina interface Get organized and save time with macOS applications Find pro tips on speeding up your Mac    Back up your data macOS Catalina For Dummies is perfect for new and inexperienced macOS users looking to grasp the fundamentals of the operating system.