IBM iSeries Access for Windows V5R4M0 is a Windows client suite developed by IBM to connect, manage, and exchange data with IBM i systems (formerly AS/400, iSeries, System i). Built for the i5/OS V5R4 generation, it brings terminal emulation, database connectivity, data transfer, and graphical administration tools to Windows desktops, enabling end users, administrators, and developers to work efficiently with IBM i resources.

Key capabilities include:

5250 display and printer emulation (PC5250), with keyboard mapping and macro support for interactive and batch workloads.
Database access to DB2 for i through ODBC, OLE DB, and a .NET data provider, supporting SQL-based applications and reporting tools.
Data Transfer utilities for moving data between IBM i database files and PC formats such as Excel and CSV, with options for automation and scheduling.
iSeries Navigator, a graphical console for managing users, jobs, messages, printers, network settings, database objects, and the Integrated File System (IFS).
Integrated File System browsing and drag-and-drop file operations to simplify working with stream files on IBM i.
Operations Console for establishing a system console connection over LAN or direct attach, aiding setup and recovery scenarios.
Security features including SSL/TLS-encrypted sessions and support for enterprise single sign-on integration.
Enterprise deployment support, with MSI-based installation suitable for standard software distribution and policy management.

Typical uses:

End users running 5250 sessions and transferring reports or spreadsheets.
Administrators managing system configuration, printers, jobs, and file systems via a GUI.
Developers and analysts building Windows applications or reports that query DB2 for i using standard drivers.

Note: V5R4M0 is a legacy release aligned with the IBM i 5.4 era and contemporary Windows platforms. For modern operating systems and cross-platform environments, IBM recommends migrating to IBM i Access Client Solutions (ACS), which provides comparable functionality with current security and platform support.

IBM iSeries Access for Windows V5R4M0 is developed by IBM. The most popular version of this product among our users is 5.0.