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Add HTML to feature image metabox

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Adding this snippet to the functions.php will let you add HTML to the featured image metabox. This could be use to add extra information for your clients on how to use this feature.


add_filter( 'admin_post_thumbnail_html', 'add_featured_image_html');
function add_featured_image_html( $html ) {
    return $html .= '<p>This is some sample text that can be displayed within the feature image box.</p>';
}

Comments  Leave a Reply

  1. hi. do you know how to set this for individual custom post types?

    1. You could use something like this:

      if(‘custom_post_type’ == get_post_type()) {

      return $html .= ‘Description’;

      }

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