To remove content from backup operations, you can remove instances from a VM group.
Procedure
From the navigation pane, go to Protect > Virtualization.
The Virtual machines page appears.
On the VM groups tab, click the VM group.
The VM group properties page appears.
In the Content section, click Manage.
The VM group content dialog box appears.
Select the instances to remove, and then at the top of the dialog box, click Remove.
Click OK.