Customize site footer with the Genesis Framework.

functions.php

<?php
// Do NOT include the opening php tag.

// Remove site footer.
remove_action( 'genesis_footer', 'genesis_footer_markup_open', 5 );
remove_action( 'genesis_footer', 'genesis_do_footer' );
remove_action( 'genesis_footer', 'genesis_footer_markup_close', 15 );

// Customize site footer
add_action( 'genesis_footer', 'athk_custom_site_footer' );
function athk_custom_site_footer() { ?>

	<div class="site-footer"><div class="wrap"><p>Handcrafted with <span class="dashicons dashicons-heart"></span> in Chicago. Powered by the <a href="https://www.studiopress.com/">Genesis Framework</a>.</p></div></div>

<?php
}