You can utilize in the footer the following modules:
- Donations (Patreon)
- Affiliate Links
- Social Media Profile Links
- Promoted Product
- Promoted Products
To disable a module, please go to the WP Dashboard > Appearance > Customize > Footer > Modules panel and check the box corresponding to the module you want to activate.
To reorder modules, please go to the WP Dashboard > Appearance > Customize > Footer > Modules panel and use the drag & drop interface to change modules order.