Social icons in Sub Footer
You can add social icons via the Options panel into the Sub Footer section.
The Sub Footer must be switched on for this: Theme Options → Design → On / Off → Sub Footer.
Add in your Global Social links
In Theme Options → Global → Social you can add the URL of all your preferred social networks. Once a link has been added the icon will be active. Global social icons from here can be displayed in the Top Header or the Sub Footer.
How to display Social icons in Sub Footer
In Theme Options → Global → Footer → Social icons, make sure Show social icons is switched on. You can then choose from 4 icon styles.