2025-11-18 – version 5.2.9
* Fix – Stop requiring postal codes for countries that do not require them.
* Fix – Missing Non-flat international shipping rates.
2025-11-13 – version 5.2.8
* Fix – Flat Rate Box rates not displaying.
* Fix – Allow negative values in adjustment percentage fields for USPS shipping settings.
* Fix – Filtered out USPS facility drop off rates in the REST API.
* Tweak – Deprecating `woocommmerce_shipping_usps_tubes_remove_non_standard_fees` filter and replace it with `woocommerce_shipping_usps_tubes_remove_non_standard_fees`.