To view a Simulink model, you have to open the model file. itemis Model Viewer recognizes and opens model files with the filename extensions .mdl or .slx. To open a model file, proceed as follows:
On Microsoft Windows, you have two additional options:
If you want to open a model file that you have opened recently already, you might be lucky and find it down in the main menu bar’s File menu. itemis Model Viewer records the most-recently files there.
You can view multiple models at the same time. Just open another model file as described. It will be displayed in an additional tab of the main view.