wp_list_categories in in nav_menu
Something along these lines should at least get your started. You’ll need to register the menu first and get the ID. I didn’t get to deleting categories but you’ll need to take care of that as well. This is largely untested. Back up your DB first!! add_action( ‘created_category’, ‘my_update_category_menu’ ); add_action( ‘delete_category ‘, ‘my_delete_category_menu’ ); … Read more