You hide an alarm in the Alarms pane or Alarm View to decrease the number of alarms shown in the Alarms list. All alarms, regardless of their status, can be hidden.
In the Alarms pane or Alarm View, you can hide alarms to decrease the number of alarms and sort out alarms from the list.
A hidden alarm is still active and changes its state as shown alarms. The only difference is that a hidden alarm that goes back to normal state is still visible in the Alarms pane, if hidden alarms are shown.
In the Alarms pane, click the alarm.
In the Alarm Details dialog box, click Hide alarm .
The alarm is now hidden in the Alarms pane or Alarm View.