This security update includes improvements and fixes that were a part of update KB4480974 (released January 17, 2019) and addresses the following issues:
- Addresses an issue that may prevent applications that use a Microsoft Jet database with the Microsoft Access 97 file format from opening. This issue occurs if the database has column names greater than 32 characters. The database fails to open with the error, “Unrecognized Database Format”.
- Security updates to Windows App Platform and Frameworks, Windows Graphics, Windows Input and Composition, Windows Wireless Networking, Windows Server, and the Microsoft JET Database Engine.
For more information about the resolved security vulnerabilities, please refer to the Security Update Guide.