▶ Access the utilities available in OS X Recovery
▶ Reinstall OS X from OS X Recovery
▶ Create an external OS X recovery disk
From a troubleshooting viewpoint, one of the most useful OS X features is the OS X Recovery system. Via OS X Recovery, you not only can reinstall OS X but also access a variety of administration and troubleshooting utilities. OS X Recovery replaces functionality previously accessed from an OS X installation DVD. The primary difference is that the OS X Recovery system is, by default, located on the primary system disk. This allows easy access to recovery utilities without the need for additional media.
In this lesson, you will learn how to access OS X Recovery both on new Mac computers ...