The Authoring Perspective provides views and functions to navigate and author method content and processes. You must be in the Authoring Perspective to create or modify any element types.
Click the Open Perspective button
and select Authoring to open the Authoring Perspective.

The Authoring Perspective contains two Views: the Library View and the Configuration View. Double click any element in the Library View or Configuration View to open the Editor window on the right. The Editor window contains several tabs through which you can edit information about the element you have selected.