custom order status - Robuta Search

https://www.godaddy.com/en-au/help/delete-a-custom-order-status-41358

Find out how to delete a custom order status that has been created by using the WooCommerce Order Status Manager extension

https://woocommerce.com/documentation/products/extensions/flexi-custom-order-status/

https://wordpress.org/support/plugin/ni-woocommerce-custom-order-status/reviews/?filter=5

https://wordpress.org/support/plugin/custom-order-statuses-woocommerce/reviews/?filter=5