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IT Support & Hardware · Foundational

macOS Recovery

A built-in recovery environment for reinstalling macOS, restoring backups, and repairing disks.

Definition

On Apple Silicon Macs, hold the power button to load startup options; on Intel Macs, press Cmd+R at startup (Option+Cmd+R for Internet Recovery). Recovery provides Reinstall macOS, Restore from Time Machine, Disk Utility, Safari, and Terminal. It can also set startup security policies.

Example

Use macOS Recovery to reinstall macOS without erasing user data.

Exam tip

Apple Silicon: hold power button; Intel: Cmd+R.

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