You can change the stitch properties for a fill or line in the Area Properties dialog.
Select the desired fill area or line on the work area or in the FilmStrip. Control–click it and choose Properties. The Area Properties dialog appears. See Area Properties.
To change the properties of a group of fills or lines at one time, select the group with Command–click or Shift–click, then Control–click and choose Properties to open the Area Properties dialog. See Area Properties.
To edit all visible fills or lines of one type, Control–click an example and choose Global Properties to open the Area Properties dialog. See Area Properties.