The following preferences can be changed on the 
        
 General > Editors > Text Editors >
        Annotations preference page.
      
| 
             
              Option
             
           | 
          
             
              Description
             
           | 
        
|---|---|
| Show in Text as | 
            This option controls whether the selected annotation type is shown
            in the text. The corresponding text will be underlined with
            squiggles or highlighted. | 
        
| 
             
              Show in Overview ruler      
           | 
          This option controls whether the overview ruler on the right side of the text editor is shown. | 
| 
             
              Show in Vertical ruler      
           | 
          This option controls whether the selected annotation type is shown in the vertical ruler. | 
| 
             
              Color
             
           | 
          
             
              This option controls the color for the selected annotation
              type. 
           | 
        
Here is what the Annotations preference page looks like:
      