6.8. QuadMenu Icon
The icon element allows you to include an icon without a text.
To include the icon in the menu in you have to make sure your menu location is activated on QuadMenu.
After you activate the menu location a new metabox, named QuadMenu Items, will appear on the menu editor sidebar.
If you expand this tab, you will see the advanced elements: Icon, Mega, Tabs, Search, Login, and Cart.