editing this file:
wp-content/plugins/wp-rocket/inc/functions/files.php
Delete all
function get_rocket_footprint( $debug = true ) {
$footprint = ! rocket_is_white_label() ?
“\n” . ‘<!– This website is like a Rocket, isn\’t it ? Performance optimized by WP Rocket. Learn more: http://wp-rocket.me’ :
“\n” . ‘<!– Cached page for great performance’;
if ( $debug ) {
$footprint .= ‘ – Debug: cached@’ . time();
}
$footprint .= ‘ –>’;
return $footprint;
}
