Apply Base Board (length material) to Stairway Skirt: Simply drag-and-drop to the stairway

·        Select Apply to stairway skirt length (one side)

·        To apply to both sides, apply the item twice

 

 

 

Apply Stairway Nose (length material) to Stairway Steps: Simply drag-and-drop to the stairway

·        Select Apply on stairway step width length for all steps