To edit key preferences
         
         
            - Click the  button 
 in the Animation controls. 
               The  window opens to the  category.
               
             
            - In the area, you can edit the preferences for key ticks.
            
 
            - (Optional) In the  box, select  to view and edit other animation preferences. 
            
 
            - Do one of the following:
                  - Click  to save the current key preferences for your scene.
                  
 
               
               The  window closes.
               
                  - Click  to disregard any changes to the key settings and closes the  window.
                  
 
               
               See also Channel Control Editor.
               
             
         
         
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