A+ Core 2 V15 - Pearson Cert Prep: Unit 3

This course covers common operating system errors, performance issues, and application failures, with hands-on practice using recovery and diagnostic tools for Windows 10 and 11. You’ll learn a step-by-step approach to diagnosing and fixing problems on Windows, Android, and iOS devices. You’ll also learn how to address PC security issues, certificate errors, and mobile security threats, so you can keep systems secure and running smoothly. Lessons focus on problem solving and managing everyday is