Installation and Configuration
Update, upgrade, and reinstall macOS Mojave. Set up and configure macOS on an individual Mac. It introduces the command-line interface and macOS Recovery.
Manage user accounts, user home folders, macOS security and password changes.
File Systems and Storage
Manage file systems, storage, encryption, permissions, and file sharing.
Use hidden items, shortcuts, file archives, metadata, and Spotlight. Manage system resources and Time Machine.
Apps and Processes
Install, manage, and troubleshoot apps. Manage documents.
Manage basic and advanced network settings. Troubleshoot network issues.
Manage network services, host sharing, and a personal firewall.
Manage printers and scanners. Troubleshoot peripherals, startup, and other system issues.