IBM i Access for Windows

Service pack history

If you would like to see a list of the fixes in the Service Packs, click on the link for the latest Service Pack, then click on the readmesp.txt. The readmesp.txt files contain not only the description of fixes for that service pack, but also a history of the fixes in all of the previous Service Packs for that release, organized by PTF number.

Also refer to:


V7R1M0 Service Packs - IBM i Access for Windows:
PTF Number Available Installed Files Date
Base code April 2010 January 16, 2010
SI37895 April 2010 April 1, 2010
SI39894 June 2010 June 2, 2010
SI41054 November 17, 2010 December 3, 2010
SI42424 May 16, 2011 April 04, 2011
SI44594 November 16, 2011 November 5, 2011
SI45664 May 22, 2012 May 6, 2012
SI47412 November 30, 2012 November 7, 2012
SI49800 June 28, 2013 June 8, 2013
SI50567 December 6, 2013 November 9, 2013
V6R1M0 Service Packs - System i Access for Windows:
PTF Number Available Installed Files Date
Base code March 2008 December 10, 2007
SI31251
(replaced SI30128)
March 2008 March 1, 2008
SI31390 July 2008 July 2, 2008
SI32504 October 2008 October 03, 2008
SI34289 June 2009 March 4, 2009
SI35607 December 2009 December 5, 2009
SI37891 April 2010 December 6, 2009
SI41053 November 17, 2010 December 7, 2009
SI42423 May 16, 2011 December 8, 2009
V5R4M0 Service Packs – iSeries Access for Windows:
PTF Number Available Installed Files Date
Base code February 2006 October 19, 2005
SI22257 February 2006 February 1, 2006
SI23696 May 2006 May 2, 2006
SI24893 August 2006 September 3, 2006
SI25949 December 2006 December 4, 2006
SI26879 March 2007 March 5, 2007
SI27741 July 2007 March 6, 2007
SI29771 January 2008 March 7, 2007
SI31388 July 2008 March 8, 2007
SI32972 December 19, 2008 March 9, 2007
SI35287 July 2009 March 10, 2007
SI35856 December 2009 March 11, 2007
SI37892 April 2010 March 12, 2007

Problems downloading a Service Pack?

Refer to the Software Knowledge Base Article: Problems Downloading Files from the FTP Site, including Client Access Service Packs.

Other methods for acquiring service packs:
Order the PTF to install on your IBM i

Contact IBM

Browse Power Systems

Next generation applications for big data and analytics and cognitive computing are providing unprecedented insights into opportunities, threats and efficiencies. IBM Power Systems is at the forefront of delivering solutions to gain faster insights from analyzing both structured information and unstructured big data. With the secure, flexible and open platform of IBM Power Systems plus solutions and software, organizations can outpace their competitors by delivering faster services, providing differentiated offerings and turning operational cost into investment opportunity.

IBM Power Systems hardware is at the heart of enabling major business and industry transformations fueled by the explosive growth of big data and analytics. Power Systems help organizations drive faster business insights with industry leading performance, scalability and virtualization flexibility.

IBM Power Systems deliver flexibility and choice of operating systems to enable your business to support the next generation applications for big data and analytics and cognitive computing that are transforming how organizations work today. Whether running 1, 2, or all 3 - coupled with PowerVM, they maximize the benefit of Power Systems in your business.

IBM's integrated approach to developing Systems and Systems Software stacks together delivers a platform that supports next generation applications for big data and analytics and cognitive computing on an open platform for choice while providing maximum utilization, availability, and flexibility to help you deliver new advantages to your business.

IBM and IBM Business Partner solutions exploit key benefits in IBM Power Systems’ unique design combined with systems software to provide support for next generation applications for big data and analytics and cognitive computing to providing unprecedented insights into opportunities, threats and efficiencies to your organization.


Over the last five years thousands of clients have migrated to IBM Power Systems. Learn how Power Systems has helped them support next generation applications for big data and analytics and cognitive computing on an open platform for choice while improving business performance, reducing risk, and establishing a platform for growth.

Quick links

Additional information