At first we are very sorry for the late response, To setup menu please follow this steps.
1. Go to Dashboard
2. Then go to Appearance-> Menus
3. Create Social link menu or if you have import demo data then its already created just select that menu.
4. Now add custom link for each social link e.g for facebook use facebook.com, more details click this link https://prnt.sc/oyz5vs
5. After you add custom link then at bottom check the Social Links Menu and click on Save Menu button to publish the menu.
Still you have problems then please send us email at [email protected] we will help you to fix your problem.