How To add a Social menu
You can create a social menu just by adding your social URLs as a menu item.
First go to your Admin Panel > Appearance > Menus and click "create a new menu"
You can name it "Social" then start adding Custom Links with your social URL, like this:
Add all you social profiles and it should look something like this:
Then select the Menu Location, in this case will be the Social Menu location, and you will see the menu in the footer or on all other location where the social menu should be.
Click "Save Menu" and that's it.
On your site should look something like this: