If you notice, you will see a lot of group link in the footer.

How to re-create it?

1. Create a menu ( Go to Appearance > Menus )
2. Just do normal procedure, the most noticable changes is : Don’t assign it into Theme Locations.
3. 
4. Now we will try to the menu into selected locations. In this example, we will put it in Extra Footer Area via Widget.
5. From your widget area, choose Custom Menu.
6. 
7. Drag and drop widget into your chosen locations, then choose menu from first step from menu dropdown ( Select Menu: )
8.