Use the Label Style Composer to create and edit label styles. 
- In Toolspace, click the Settings tab. 
 
- Expand the Settings tree by clicking 
 next to a drawing name.  
- Expand a feature collection, such as the Surface collection. 
 
- Expand the Label Styles collection to display the label style types inherent to that object. 
 
- Expand the label style type collection to view the available label styles. 
You can identify a label style in the Settings tree by 
 next to it. If a label style is in use in the drawing, then 
 is displayed. 
  
- Right-click a label style and click New, Edit, or Copy to display the Label Style Composer dialog box. 
Note:  Right-click the label style type collection and click  to create a new label that is not a child style of an existing style.