Base theme option: You can change the Base theme option from here.
Header Option: If you want then you can change the Header style to your preferred Header style from this option.
Typography: This option is to modify Typography.
Breadcrumb area: If you want then you can choose Enable or Disable option and Breadcrumb Background image of the Breadcrumb area.
Blog option: Also here are Blog style options which Blog style do you choose.
Elementor widget for Footer: Select an Elementor widget for Footer for your page of the Themes which Footer Template do you choose.
Color option: You can change Color from here.
Templates: First of all, you need to make a Footer Templates before you select the “Footer Widget” option.