Here are the steps for Adding Facebook link to your website.
- From the StoreFronts page, scroll down and click on the Social Tab.
The Social Network and Share Settings screen will appear. Enter your Facebook URL in the Facebook URL field under Social Networks. Under the Social Sharing Buttons section, click the check box to the right of "Facebook" only if you want to allow a customer to share the item on their social network adcount.
Feel free to configure other Social Network accounts while you are here.
Click the Save button when finished.