Lesson 5. Use macOS Recovery
Goals
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Access macOS Recovery utilities
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Manage Startup Security Utility
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Set a firmware password to secure macOS startup
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Manage Secure Boot and external boot options for Mac computers that have the Apple T2 Security Chip
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Reinstall macOS from macOS Recovery
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Create an external macOS Recovery disk
One of the most useful macOS features for troubleshooting is macOS Recovery. You can use macOS Recovery to reinstall macOS as well as to access administration and troubleshooting utilities. macOS Recovery is a hidden volume on your Mac. This gives you easy access to recovery utilities without the need for additional media.
In this lesson, you learn how to access macOS Recovery. You also explore the utilities available ...
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