CmdID

CmdID / PowerShell / Cmdlets / Set

Set-WBVssBackupOption

Sets a value that determines the VSS setting in the backup policy. Windows Server PowerShell reference

From the Windows Server PowerShell reference 3 parameters Its page in the reference

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Parameters

3 in the Windows Server PowerShell reference
-PolicySpecifies the WBPolicy object to update.
-VssCopyBackupIndicates that the backups in the backup policy are VSS copy backups.
-VssFullBackupIndicates that the backups in the backup policy are VSS full backups.