You can choose from three different ways to arrange a menu's buttons: 

In a horizontal line, a vertical line or a grid. You can then set the spacing between the buttons and the number of columns in the case of a grid. 


In this example we will change the menu arrangement from a horizontal line to a grid.

1. Select the menu that you want to re-arrange






2. Use the Items Arrangement option in the settings panel to choose the desired layout (Grid in this example):