The following code will remove additional information tab and add additional information below add to cart:
// Remove additional information tab
add_filter( 'woocommerce_product_tabs', 'remove_additional_information_tab', 100, 1 );
function remove_additional_information_tab( $tabs ) {
unset($tabs['additional_information']);
CNERIS is a company formed by young entrepreneurs from different sectors of the world of information. Our team consists of programmers, system administrators, graphic designers.