1. On the Icon bar, click Project.
2. Select the Topic Types item from the left pane.
3. In the right pane, select the name of the Topic Type to be edited.
Note that the property pane changes to show the properties of the selected style.
4. Change the properties as desired.
Note that your changes affect the selected Topic Type instantly and need not be saved explicitly. However, the full effect of your changes is not realized until you build the Help target.