A system image backup is a copy of your entire computer, including your operating system, applications, settings, and files. It’s useful for restoring your computer to its previous state in case of a crash or other problem.
Most Windows computers come with a tool called Backup and Restore (Windows 7) or File History (Windows 8.1 and 10) that you can use to create a system image backup. macOS also includes a tool called Time Machine that can create backups of …