On this tab,  you can make one or more nodes or class visible or invisible for the selected ${Role.Name}. 

To do this,

• From the ${Role.Name} field drop-down menu, select the ${Role.Name} for which you want to make the classes visible during search operation.
  
• From the Class table, select the Visible checkbox corresponding to the required class to make it visible during search operation. Alternatively, you can de-select the checkbox corresponding to the required Class to make the class invisible during search operation.