Apple Certified Support Professional (ACSP) Practice Exam 2026 - Free ACSP Practice Questions and Study Guide

To confirm that you have the latest firmware on your device, reviewing the relevant Apple support article is the most effective method. Apple publishes detailed support articles that include information about the latest firmware updates, including release notes and specific instructions for updating devices. These articles are reliable sources for verifying the firmware version and understanding the update process.

The other methods listed may be useful in their own contexts but do not directly confirm the firmware version. Checking app compatibility status might help ensure that your applications run properly, but it does not provide specific information about firmware updates. Backing up important files is crucial for data safety but does not relate to checking firmware. Using Time Machine is a backup solution and, while it preserves the current state of your system, it does not facilitate verification of firmware versions or updates.