You can modify many properties for the entire stair or for individual stair components in an assembled stair.
For example, you can modify the connection method in a precast stair, or specify whether to use a smooth or stepped surface on the underside of a run. See Select a Stair Component for Editing for information on accessing the component properties and the topics under Stair by Component Properties for information on the options.
Video:Defining Construction Types for Stairs
To modify a type property, you change the value of the corresponding parameter as described under Type Properties Reference.
To modify an instance property, you change the value of the corresponding parameter, as described under Instance Properties Reference.
To access type properties for stair components
(Edit Type).
(Edit Type).
that displays on the right side of the field.
The Type Properties dialog for the component displays. You can modify the existing type or duplicate the type to create a new one.