Lesson 5—Use macOS Recovery

Question 1

Which utilities are available when you start up from macOS Recovery?

Answer 1

macOS Recovery gives you access to Restore from Time Machine Backup, Install/Reinstall macOS, Get
Help Online through Safari, Disk Utility, Startup Disk, Firmware Password Utility, Network Utility,
Terminal, and Reset Password.

Question 2

What are the different macOS Recovery options and start up key combinations?

Answer 2

macOS Recovery installs different versions of macOS depending on the start up key combination you
use.

a. Command-R—Install the latest macOS that was installed.
b. Option-Command-R—Upgrade to the latest macOS that is compatible with your Mac.
c. Shift-Option-Command-R—Install the macOS that came with your Mac.

Question 3

How can you create an external macOS installation disk?

Answer 3

You can create a macOS Recovery disk that includes the macOS High Sierra tools and installation
assets with the createinstallmedia command-line tool in macOS Installer.