The7 change logo url

functions.php

function my_presscore_display_the_logo_url($url) {
	$url = 'http://example.com';
		if ( presscore_is_microsite() && ( $m_url = get_post_meta( $post->ID, '_dt_microsite_logo_link', true ) ) ) {
		$url = $m_url;
	}
	return $url;
}

add_filter( 'presscore_display_the_logo-url','my_presscore_display_the_logo_url', 10 ,1);