I set my polar up in the Oudie 4 thus: Menu⇒Settings⇒Next⇒Polar. I
get this screen:

Click the Calculate button in the Oudie Simulator and entering the
user-determined values:

Click okay to get this:

Click Ok, then Menu⇒Settings⇒Next⇒Polar gives me this:

The values that the user entered are still there. This is the polar: