You can create a new, empty metatopic or copy an existing topic to use as the basis for a metatopic.
To create a new, empty metatopic:
Select DataModel, then Add Metatopic.
Type the name of the new topic in the Topic Properties dialog box and click OK.
To create a metatopic from an existing topic:
Select a topic in the Content frame.
Select DataModel, then Promote to Metatopic.
A new metatopic is displayed in the Content frame with the default name: Meta_TopicName. The new topic contains the same items defined in the source topic.