Installing, configuring, and updating macOS are perhaps some of the most common and essential tasks you will encounter in your job as a support professional or an administrator. It all starts with installing the macOS system or updating it if you already have it installed. Following installation, the configuration of macOS is the next important task required to personalize the user's experience.
In this chapter, you will learn how to install, update, upgrade, and reinstall macOS, as well as how to perform the necessary checks, and the requirements to do so. Next, you will see how to configure the macOS installation and adjust the settings post-installation. You will also learn how to do other practical tasks, including creating an installer for specific cases such as clean installations. As mentioned earlier, the tasks related to installation you will see in this chapter are probably what you will encounter more frequently when supporting users. Therefore, the information and examples provided here will help you master all the possible installation scenarios.
More specifically, this chapter will cover the following topics:
- Installing macOS
- Upgrading macOS
- Reinstalling macOS
- Updating macOS
- Configuring macOS
Before we start, let's see the technical requirements for this chapter.