Backup and restore is about storing user files, executable files, applications, but also about the backup of the operating system
, the operating system backup. For system recovery, Microsoft provides Automatic SystemRecovery (ASR) and Christie's Bare Machine Recovery (CBMR) for Windows
. Automatic System Recovery (ASR) is composed of ASR backup and ASR restore. The system backup is performed by a wizard that backs up the system status. In this function, a backup file is created over the system configuration and disk configuration. The restore part reads the saved information from the file and restores the previous configuration.