Watchguard DVR4ENTPACK4 Manual page 40

For Building E-Map Group
Right-click on the group name to show the shortcut menu list, and select "Edit
E-MAP" or "Remove E-MAP" as needed.
To edit or remove a certain level of the building E-Map group, right click on the
level name, and select "Edit E-MAP" or "Remove E-MAP" as needed.
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