macOS Support Essentials 10.15 - Apple Pro Training Series: Supporting and Troubleshooting macOS Catalina(Web Edition)

mac OS Support Essentials 10.15 - Apple Pro Training Series The Apple-Certified Way to Learn This is the official book for the mac OS Support Essentials 10.15course and you can use it to prepare for the Apple Certified Support Professional (ACSP) 10.15 exam. It's a top-notch primer for anyone who needs to support, troubleshoot, or optimize mac OS Catalina, such as IT professionals, technicians, help desk specialists, and ardent Mac users