Lesson 2—Update, Upgrade, or Reinstall macOS

Question 1

How can you get the macOS installer?

Answer 1

macOS is free to anyone with a qualifying Mac.

Question 2

What are the differences between a macOS update, upgrade, and reinstallation?

Answer 2

These are the differences between a macOS update, upgrade, and reinstallation:

• macOS update—Installs an incremental update of the Mac operating system but doesn’t upgrade it to
the next major version.

• macOS upgrade—Installs the next major standalone version.
• Reinstall—Installs the same major version of macOS on a disk that already has macOS installed.

Question 3

What are system requirements to upgrade to macOS High Sierra?

Answer 3

The system requirements to upgrade to High Sierra are as follows:

• OS X Mountain Lion 10.8 or later
• 2 GB of memory
• 14.3 GB of available storage space

Question 4

What steps should you take before you upgrade to macOS High Sierra?

Answer 4

Before you upgrade to macOS, High Sierra you should perform these tasks:

a. Verify app compatibility.
b. Back up important files and folders.
c. Document critical settings.
d. Open Software Update or App Store.

Question 5

How does the macOS installer know which firmware updates to download for your Mac?

Answer 5

The Installer uses your Mac model number to locate and download firmware updates for your Mac.

Question 6

What can you use to troubleshoot macOS installation issues?

Answer 6

You can view the Installer Log from the macOS Installer menu bar.