方法1,在function.php中添加以下代码:
add_filter('nav_menu_item_title', 'do_shortcode');
方法2,function.php中添加以下代码:
add_filter('nav_menu_item_title', function ($title, $item, $args, $depth) { return do_shortcode($title); }, 10, 4);
方法3:搜索安装 Shortcode in Menus 插件
https://wordpress.org/plugins/shortcode-in-menus/