Apple Certified Support Professional 2025 – 400 Free Practice Questions to Pass the Exam

Reinstalling macOS is the correct option for restoring the operating system during recovery. This process allows users to reinstall the macOS version that is currently installed on their Mac without deleting their personal data, applications, and settings. When selecting this option, the Mac will download the necessary files to install the operating system, ensuring that the system is restored to a functional state.

This option is particularly useful in cases where the operating system is not functioning properly due to issues such as corruption, software conflicts, or crashes. It provides a straightforward approach for users to recover their system while minimizing the risk of data loss.

The other choices, while useful in various contexts, do not directly focus on restoring the macOS itself. Updating macOS refers to installing the latest version of the operating system or security patches but does not address problems with the current installation. Recovering from a backup typically involves restoring user data and settings from a Time Machine or other backup solution, which is different from the primary function of reinstalling the whole OS. Transferring data from another Mac focuses on moving files and applications from one device to another rather than repairing or reinstalling the operating system on the current machine.