Syntax pattern from Microsoft Learn; replace placeholders and choose only one documented alternative before use.
begin backupbegin backup command
Starts a full backup session. This guide lists the documented syntax and parameters for begin backup; check Microsoft Learn for version, role and execution-context requirements.
Documented syntax
begin backupThe linked Microsoft Learn article is the upstream authority. Availability may depend on Windows release, role, optional feature or interactive tool context.
Syntax pattern
Review a command and its target before running it. Commands that alter files, services, accounts, disks, permissions or databases may be difficult to reverse. Test in a safe environment and keep backups.