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IO Libraries Suite Downloads

To find out more about the IO Libraries Suite, visit

Current Version (recommended): fully supported and recommended for new development

Supported Previous Versions: these supported versions can be used for rebuilding existing test systems

All other unsupported Previous Versions:

  • all other versions can be used to rebuild existing test systems, but may be out of support

17.2 Update 2 includes several defect fixes:

  • Fixed an NI-VISA compatibility issue where NI MAX would sometimes report a “VISA Error” when IO Libraries Suite 17.x was installed on the same system.
  • Fixed a problem with renumbering PXI chassis.
  • Fixed a problem with Connection Expert’s Chassis Trigger interface where the blue arrows did not work as expected.

... 17.2 Update 1 included the following defect fixes:

  • On some systems IO Libraries Suite 17.2 would not install. This issue has been fixed.
  • On some systems Connection Expert would crash when it was launched. This issue has been fixed.
  • An alias is now created automatically for each newly-discovered USB instrument.
  • Several errors have been corrected in the VISA.NET help file.

... as well as all of the IO Libraries Suite 17.2 Features:

  • Keysight IO Libraries Suite is now supported on Microsoft Windows 10 (including Windows 10 Home, Pro, Enterprise, and Education).
  • The new VISA.NET API is designed specifically for .NET CLS-compliant languages such as C# and VB.NET. See the new VISA.NET Help, available from the IO Control, for details about VISA.NET.
  • Keysight Connection Expert includes a new Chassis Trigger view, where you can reserve PXI trigger lines and create routes.
  • Keysight IO Libraries Suite 17.2 includes the IVI Foundation's VISA Shared Components 5.6.0 and VISA.NET Shared Components 5.6.0
  • IO Libraries Suite 17.2 also provides improvements in performance and stability. Instrument discovery is now a two-phase process, to reduce the effective boot time.
Release Date Version Version Description
2016-04-23 17.2.20818.0 See description above.

How to Download

  • Click the download link and save the installer.

How to Install

  • Run the downloaded installer.


  • Does Not Require a License

Supporting Documentation


Installs on:


Operating System

  • Windows 10
  • Windows 8/8.1
  • Windows 7 SP1
  • Windows Server 2012 (64-bit only)
  • Windows Server 2008 R2 SP1 (64-bit only)


  • No specific prerequisites.

Supported Instruments

  • All instruments.

Related Links