Footer Settings
Go to Appearance > Customize > Footer to setup footer layout and back to top button.
If you want all pages to use the same footer: Select Footer and choose a footer for all site.
In case there is still a special page currently using another footer, you need to remove that footer currently used in the special page.
Setup footer for specific pages:
Go to edit the page and scroll down to the Header/Footer Settings > Footer Layout and select a special footer or remove the footer currently used.
Footer Content
This theme uses Elementor Page Builder to build the footers.
1, Set Elementor for Footer Builder
2, Go to Footer Builder > Footer 1/ Footer 2 to edit footer content.