If you click a group in the treeview, results are displayed for all targets in the group.
| • | From the Test Results tab, select Hide successful results from the Display drop-down. | 
| • | Select a counter, the click the Details button.  | 
| 1  | From the treeview, select Global Settings | Database Settings. | 
| 2  | In the Test Results History data retention (days) box, enter the number of days. |