macOS Sequoia delivered iPhone mirroring, window tiling, Safari highlights, a new Passwords app, and the first wave of Apple Intelligence, changing how millions of Mac users work and interact with their devices. This guide covers every new feature in complete detail.
This 2026 edition walks you through macOS Sequoia from initial installation to power-user tips, with deep dives into iPhone Mirroring setup, Passwords app configuration, new Safari capabilities, and automating your Mac with Apple Intelligence and Shortcuts.
Inside you'll find:
• macOS Sequoia installation and first-time setup
• iPhone Mirroring: complete setup and use guide
• Window tiling and multitasking improvements
• Safari Highlights and Reader mode upgrades
• Passwords app setup and migration from iCloud Keychain
• Apple Intelligence features explained and configured
• Shortcuts automation for productivity workflows
macOS Sequoia is one of Apple's most feature-rich releases. This guide puts you in full command.