add_filter('wp_get_attachment_url', function($url) {
    return preg_replace("/^http:/i", "https:", $url);
});<br />
<b>Warning</b>:  Cannot modify header information - headers already sent by (output started at /home/ilafdsfk/re-5.co.uk/wp-content/themes/enerzee/functions.php:569) in <b>/home/ilafdsfk/re-5.co.uk/wp-includes/feed-rss2-comments.php</b> on line <b>8</b><br />
<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	
	>
<channel>
	<title>
	Comments for RE 5	</title>
	<atom:link href="https://www.re-5.co.uk/comments/feed" rel="self" type="application/rss+xml" />
	<link>https://www.re-5.co.uk</link>
	<description>Strategic Advisory for Renewable Energy</description>
	<lastBuildDate>Sat, 08 Oct 2022 09:09:48 +0000</lastBuildDate>
	<sy:updatePeriod>
	hourly	</sy:updatePeriod>
	<sy:updateFrequency>
	1	</sy:updateFrequency>
	<generator>https://wordpress.org/?v=6.4.6</generator>
	<item>
		<title>
		Comment on Cap by admin		</title>
		<link>https://www.re-5.co.uk/?p=38#comment-3</link>

		<dc:creator><![CDATA[admin]]></dc:creator>
		<pubDate>Thu, 25 Mar 2021 04:56:36 +0000</pubDate>
		<guid isPermaLink="false">http://wordpress.iqonic.design/enerzee/?post_type=product&#038;p=38#comment-3</guid>

					<description><![CDATA[Grate Product]]></description>
			<content:encoded><![CDATA[<p>Grate Product</p>
]]></content:encoded>
		
			</item>
	</channel>
</rss>