Home Single-Family News Center Desktop Underwriter Version 11 Release Notes February 11, 2021 Desktop Underwriter Version 11 Release Notes During the weekend of March 13, 2021, Fannie Mae will implement Desktop Underwriter® (DU®) Version 11.0. Read the release notes for more information. Download release notes Recent News July 28, 2025 Strengthen Loan Quality and Mitigate Risk with Selling Guide Part D Updates July 9, 2025 Announcement SVC-2025-04 – Servicing Guide Update July 2, 2025 Announcement SEL-2025-05: Selling Guide Updates