Dignitas Technologies, through its Dignitas Technologies Joint Venture, completed their fifth delivery order on the Advanced Computer-based Training Systems (ACTS) Indefinite Delivery-Indefinite Quantity (IDIQ). DO 09 involved software upgrades to the existing 688 class submarine MRTS 3D Diesel Generator maintenance and operations trainer. Addition of procedure tracking, auto-grading, MDTS functionality, and SeaWare interface for the purpose of evaluating training effectiveness using the Diesel Freshwater High Temperature Fault, as well as upgrading the software baseline to support future upgrades for the MRTS 3D® trainer developed by Naval Air Warfare Systems Command Training Systems Division (NAWCTSD).​ Work on this DO was successfully completed in April 2022.