2025-03-20 – version 5.1.6
* Add – First-Class Mail Large Envelope Presort service.
2025-03-17 – version 5.1.5
* Fix – Pack multiple line items into same shipping package when “Weight based” Parcel Packing Method is selected.
2025-03-10 – version 5.1.4
* Fix – Declared value option for international shipping when “Weight based” Parcel Packing Method is selected.