The buttons in the 
               Output Data Store Properties section of the 
               Data Changer properties window are: 
               
            
 
            
            
               
               - Change – Enables control and goes into edit mode. 
                  
               
- OK – Saves any changes that have not been applied and closes the window. 
                  
               
- Cancel – Cancels any changes. Any actions confirmed with the Apply button cannot be restored with Cancel but must be entered and
                  confirmed again. 
                  
               
- Apply – Confirms the changes.