A full system image backup provides a fast rollback point when a Windows PC stops booting, a drive fails, or malware leaves the OS untrustworthy. Unlike file-level backups, a system image captures Windows, installed applications, settings, and the partitions required to start the machine.
The legacy Backup and Restore (Windows 7) applet creates a block-level image of selected volumes while Windows is running. The backup is written to another disk or a network share and can be applied later from the Windows Recovery Environment to restore the computer to the captured state.
System images are large and are best stored on a dedicated external drive that stays disconnected except during backups. Creating a new image on a destination that already contains a WindowsImageBackup folder can replace older images, and restoring an image overwrites data on the target disks. Keep any BitLocker recovery keys available for encrypted systems.
An offline backup drive helps reduce damage from ransomware.
Administrator permissions are required to access system image features.
The name is legacy, but the system image feature remains available in modern Windows.
Options include On a hard disk (recommended) or On a network location using a UNC path like \\server\share.
Rename any existing WindowsImageBackup folder on the destination before starting when older images must be preserved.
Required boot partitions such as the EFI System Partition are selected automatically.
Disconnecting the drive or losing power can corrupt the image and require repeating the backup.
Select No to skip when a USB recovery drive is preferred.
Keep the folder name unchanged so the restore wizard can detect the image.