To delete a Volume Allow Deletes must be set to True for the repository the relevant Volume is residing in. To enable this right click on the Repository and select Properties or double click the repository.

Under the Options tab, set Allow Deletes to True and Save.

Select a volume. Right-click and select Delete. A Delete Confirmation window will be displayed. Select Delete this Item to delete the volume.

To delete multiple Volumes, select the volumes in the Volume List, Right-click, and select Delete. Then select Delete All Items.