Refer to "Format FTV" in the Web Console Guide for information on how to format an FTV.
Furthermore, as an FTV is automatically formatted when being created, it is unnecessary to format a newly created FTV.
Point
It is not possible to format multiple FTVs at once.
Virtual Volumes cannot be formatted.
See
Virtual Volume is a volume that is created with the VMware vSphere Virtual Volumes function. Refer to the Storage Cruiser / AdvancedCopy Manager Operation Guide for VMware vSphere Virtual Volumes for details about the VMware vSphere Virtual Volumes function.