(Run) button in the Solution toolbar. If you do not see this button then use the Solution > Run menu item. You could also show the Solution toolbar by selecting Tools > Toolbars > Solution, and then use the toolbar button.
To run the simulation, click on the (Run) button in the Solution toolbar. If you do not see this button then use the Solution > Run menu item. You could also show the Solution toolbar by selecting Tools > Toolbars > Solution, and then use the toolbar button.
If necessary, click on the Residuals tab to bring the Residuals plot into view. This plot is automatically created when you hit the (Run) button. The tabs at the top of the Graphics window allow you to select any one of the active displays for viewing.
During the run it is possible to stop the process by clicking on the 
(Stop) button in the toolbar. If you do halt the simulation, you can resume it by clicking on the (Run) button again. If left alone, the simulation will continue until the stopping criterion of 300 iterations is satisfied.
Click on the tab of the Scalar Scene 1 display to see the results. Rotate and zoom if desired for a better view.
After the run is finished, save the simulation.