how can i remove the social icon from my top navbar

i am using the kallyas theme. from the theme options panel , i enabled show social icons on header since then it is being showing but i am trying to remove it . as mine is a ecommerce site i dont need it . so i am disabling the option from the theme panel but yet it is showing up again and again . after disabling the option i save changes and when i refresh i see social icons in the theme options panel as well as on the homepage . how can i solve it please .it is here https://guitarbd.com . and i am talking about the top nav facebook icon . please help