Release Notes
01/22/2023
January 22, 2023 Release Notes
Release Notes
01/08/2023
January 08, 2023 Release Notes

Mail Dat Client update is mandatory for this Release.

Release Notes
12/15/2022
December 15, 2022 USPS Ship R6.0.4.0 Release Notes
Release Notes
11/04/2022
January 2023 Release Overview

Mail Dat Client update is mandatory for this Release.  

Release Notes
10/26/2022
September 18, 2022 System Releases

Mail.Dat Client update is mandatory for this Release.  

Release Notes
10/02/2022
October 02, 2022 Releases
Release Notes
09/29/2022
September 29, 2022 System Releases
Release Notes
09/07/2022
ID API Release Notes v4.1.0_9-1-2022

Release notes for the newest update and release of the Informed Delivery API v.4.1.0.

Release Notes
07/12/2022
July 10, 2022 Release Notes
Release Notes
07/07/2022
July 03, 2022 Release Notes (Package Platform)
Release Notes
06/26/2022
June 26, 2022 Release Notes
  • PostalOne! System Release 55.0.0.0
  • Enterprise Payment System (EPS) Release R4.7.0
  • Program Registration Release 23.4.0.0
  • Package Platform Release 5.0.0.0

New Mail.dat Client is required for June/July 2022 Releases.

Release Notes
06/01/2022
ID API Release Notes v4.0.1 6-1-2022

Release notes for the newest update and release of the Informed Delivery API v.4.0.1.

Release Notes
05/13/2022
July 2022 Release Overview for Competitive Products
Release Notes
05/13/2022
July 2022 Release Overview for Market Dominant Products
Release Notes
04/29/2022
May 01, 2022 Release Notes
Release Notes
04/03/2022
March 20, 2022 Releases
Release Notes
04/03/2022
April 03, 2022 Releases
Release Notes
03/11/2022
April 2022 Release Overview
Release Notes
02/13/2022
PostalOne! R54.0.2.1 February 13, 2022 - Release Notes
Release Notes
01/30/2022
EPS R4.5.0.0 January 30, 2022 Release Notes
Release Notes
01/23/2022
January 23, 2022 Release Notes
  • SASP System Release 29.1.0.0
  • BIDS System Release 53.1.0.0
Release Notes
01/19/2022
Package Platform Release 3.0.2.0
Release Notes
01/09/2022
January 09, 2022 Release Notes
  • PostalOne! System Release 54.0.1.0
  • FAST System Release 52.0.0.0
  • Program Registration Release 23.0.0.0
Release Notes
12/23/2021
December 26, 2021 Release Notes

This document includes the December 26, 2021 releases below:

  • PostalOne! System Release 54.0.0.0
  • Package Platform Release 3.0.0.0
  • Program Registration Release 23.0.0.0
Release Notes
12/12/2021
December 12, 2021 Release Notes [In Preparation for Rollback of Time Limited PC 2021]