ProStructures is consist of 5 Isometric Views. These views can be customize to suit the user's needs.
From the ProSteel Options > Configuration/Isometirc Views.
Here you specify how to set the global iso-views of the program. To define a view, zoom or turn the model into the view to be used as iso-view. Then, press the button and the pre-set values will be adopted as pre-set view iso1 up to Iso5. These views are also available in the DetailCenter.
To restore its default settings... Click the ICON shown in the screenshot.