Description - use this field to add a meaningful description for the footprint.This value is used by the Height design rule (part of the Placement category of rules). Height - use this field to specify a height for the footprint.Name - use this field to specify the footprint's name.Double-click a footprint in the Footprints region of the PCB Library panel.With the desired footprint active in the main design window, use the Tools » Footprint Properties command from the main menus.The dialog is accessed from the PCB Library Editor in the following ways: This dialog allows you to specify various properties for the active footprint in the current PCB Library document.