You can manage the zone group in the Map interactive window using the function menu of the Apollo Zone group object.

Description of the commands are given in the table:
| Command | Function |
|---|---|
| Show last events | Shows the last events associated with the zone group |
| Unmask zone group | Cancel masking |
| Set mask level | Allows operator to set masking level manually |
| Mask zone group | Applying mask to the zone group (so that events from the group are not shown in Event Viewer) |