mozalan on "[Theme: Spacious] How to remove the footer"

add_filter( 'spacious_footer_copyright' );
function spacious_footer_copyright() {
	echo 'Copyright © ';
	echo date('Y');
	echo ' &middot; <a href="http://www.mywebsite.co.uk" title="Visit the web site">My Company</a> &middot; Built by <a href="mailto:info@mydomain.co.uk" title="Send an email">Your Name</a>';
	echo '';
}

Just add this to your functions.php file inside the child theme.