TABLE OF CONTENTS
The content manager is able to change the social Media Icons that appear in the footer to the right of the Sign Up For Email widget.
Editing Social Media Icons
Navigate to: CMS > Store Experience > choose your store > Footer Content
Edit the Social Media Widget
Here you are able to edit social media icons. Before setting the icons here, be sure to update the images with the media explorer. You can optionally enter a URL if you want the URL to click through to your social media page.
Publish the Store Experience to see the changes on your storefront.
More Information:
Understanding Standard Image Sizes