You can enable or disable the advance font settings. Theme’s default advance font setting is disabling. If you want to adjust the font settings just switch the button to yes and it will open more options to custom fonts for H1,H2,H3,H4,H5,H6,List, Link, Logo font, Blockquote, Main menu, Sub menu, Button Extra Small Font, Button Small Font, Button Medium Font, Button Large Font, Title Bar Title Font, Title Bar Sub Title Font, Go Back Font, Breadcrumbs Font, Blog / Archives / Search Title Font, Blog / Archives / Search Meta Font, Blog / Archives / Search Content Font, Blog / Archives / Search Button Link Font, Single Blog Title Font, Single Blog Tag Font, Single Blog Author Font, Single Blog Author Description Font, Single Blog Comment Author Font, Single Blog Comment Meta Font, Single Blog Comment Reply Font, Single Blog Comment Font, Sidebar Widget Title Font, Sidebar Widget Content Font, Sidebar Widget Link Font, Footer Widget Title Font, Footer Widget Content Font, Footer Widget Link Font, Product Result Font, Product Sort Font, Product Title Font, Product Price Font, Product Button Font.