// 1. Remove WordPress Generator Meta Tag remove_action('wp_head', 'wp_generator'); // 2. Remove Version query strings (?ver=...) from Scripts and Styles function rth_remove_wp_version_strings( $src ) { if ( strpos( $src, 'ver=' ) ) $src = remove_query_arg( 'ver', $src ); return $src; } add_filter( 'style_loader_src', 'rth_remove_wp_version_strings', 9999 ); add_filter( 'script_loader_src', 'rth_remove_wp_version_strings', 9999 );