In Toolspace, on the Settings tab, expand SurfaceCommands. Double-click VolumesDashboard .
In the Edit Command Settings - Volumes Dashboard dialog box, specify the default settings to use for the Volumes Dashboard command. The Volumes Dashboard Command Settings control the default settings used in the Volumes Dashboard, such as cut and fill factors and the colors used to highlight the surface and bounded areas in the drawing. For more information about the settings in this dialog box, see Edit Feature Settings - Surface Dialog Box.