To do detailed setting, you need to click on the round-shaped yellow button namely [Music Style Definition] button. To be continued from previous tutorial, "Rock" is being selected as a style and we will do detailed setting of music scale. Therefore, check if "Rock" is being selected and is highlighted in orange color as shown in the picture below.

If you do detailed setting of "Rock", you will need to click on the round-shaped yellow button as shown below.

Then [Music Style Definition] dialog box will be displayed.

If you want to change the setting of music scale, you will need to click on the [Tune] button of [Music Style Definition] dialog box as show in the picture below.

Then [Tune Structure] dialog box will be displayed and you will need to click on the [Scale] button as shown below. The music scale that you have selected will be displayed in the area highlighted by yellow line. You can see that "Diatonic" is being selected as a music scale at this stage.

Then you will see the [Scale] dialog box on the screen. The next step is to click on the button shown in the picture below and to select your favorite music scale from pull-down menu. Suppose you select "CEFGB" from the menu. Click on [OK] button and close [Scale] dialog box.

Then you will see "CEFGB" instead of "Diatonic" in the area that is under [Scale] button of [Tune Structure] dialog box as shown below.