Alarms can be edited in both the "Main" and "Traffic Statistics" tab.
In the Main screen, alarms can be edited by clicking the edit icon to the right of the alarm in the alarm windows, or by choosing "Edit alarm" from the right click menu in the alarm windows.
In the "Traffic Statistics" alarms can be edited by choosing "Edit alarm" from the right click menu in the alarm tables.
Edit alarm window
Once you have made your changes in the "Edit alarm" window, click "Edit alarm" to change the alarm or click "Clone alarm" to make a copy of the alarm.