How to add tabs in the footer?

To add the tabs in footer go to Site > Navigation > Footer in StoreHippo admin panel. In the title, add the name of the tab and in the URL add /page/alias of static page.

To add policies go to Site > Navigation > Policies in StoreHippo admin panel. In the title, add the name of the tab and in the URL add /page/alias of static page.

Here is everything you need to know about navigation:
https://help.storehippo.com/topic/navigation