Page Setup dialog appears by clicking [Page setup] in the pulldown menu of Etc icon() on the toolbar.
Margin :
Set top and left page margin. To set right and bottom margin, check Auto adjust margin option
Unit :
Unit : measurement unit for margin
pt : point
inch : inch
cm : centimeter
Margin Option :
Use Default : set to default margin value
Auto adjust margin : auto-adjust page margin. If change margin when this option was checked, the report is auto-resized. Margins for all directions other than the changed direction are auto-adjusted.