To set social profiles just go to Appearance > Customize > Social Profiles and then add the full link to your Social Profiles in the textarea field. Separate each Social Profile link with comma.
To hide the Social icons on top info bar, Please go to ‘Appearance > Customize > Header’ and ‘ON’ the option ‘Hide Social Profiles’.
and hiding option on footer is only included on Premium Version. Still if you want to hide on footer then please go to ‘Appearance > Customize > Additional CSS’ and paste the below Custom CSS code.