Remove tags without a specific meta key from “choose from the most used tags”
So that tag cloud seems to be a regular tag cloud generated by an AJAX request. This box appears to be the only place a tagcloud is generated via AJAX, so we can use that knowledge to use the get_terms filter to filter any term queries performed in that AJAX request. function wpse_277075_filter_tag_cloud( $terms, $taxonomies, … Read more