<?php if(has_site_icon()) { ?>
      <link rel="icon" href="<?php echo get_site_icon_url("32"); ?>" sizes="32x32" />
      <link rel="icon" href="<?php echo get_site_icon_url("192"); ?>" sizes="192x192" />
      <link rel="apple-touch-icon-precomposed" href="<?php echo get_site_icon_url("180"); ?>" />
      <meta name="msapplication-TileImage" content="<?php echo get_site_icon_url("270"); ?>" />
      <?php } ?>