If you already have the base product installed, you can download Fix Packs (e.g., Fix Pack 7.1.0.1 or 7.1.0.5 ) from IBM Fix Central to update your environment.
: Exceptional reliability; messages are rarely lost even during system failures. Versatility
Downloading is generally restricted because this version reached End of Support (EOS) on April 30, 2017 . IBM has officially withdrawn this version from general marketing. Where to Find Downloads
IBM WebSphere MQ 7.1 reached its End of Support (EOS) on April 30, 2016 . This means IBM no longer provides security patches, bug fixes, or technical support for this version. Running v7.1 in a production environment connected to the internet is a significant security risk.