To begin, navigate to the Toolbar > Edit with Elementor > Footer

Or go to Templates > Theme Builder > Footer > Edit with Elementor. Control the layout, conditions, rules and styles of the header template. 

How to edit the "About" and "Store" and "Care" custom menus?

Click the "Edit Nav Menu" icon to select the menu and edit the top navigation styles and layout.

Please check these guides for further information:

Create Footers Using Elementor

Guide to Vamtam Elementor Builder