How do I add a menu item/new page?
- Right-click on the existing menu bar, then click New Menu Item. 
- Then enter the name of the menu item. Here you can choose to copy the layout of an existing page to the new page. If you want to start with a blank page, tick Remove body content and only the header will be carried over.
Creating a submenu item
- Creating a submenu item is easy. First create a menu item as described above, then click Edit menu
- In the left-hand panel you can drag the newly created menu item and place it under an existing menu item. 
- To see the end result, you can open the site as a preview
