Technical Blog Post
Windows users should update IBM Installation Manager to 220.127.116.11
Due to a change in the digital certificate used to sign Windows executable files in the IBM Installation Manager, users may experience problems installing and running the Installation Manager on Microsoft Windows machines.
A new version (18.104.22.168) of IBM Installation Manager for Windows is available that has been signed with new code signing certificates.
For details on downloading the image from Fix Central and updating Installation Manager, see: /support/pages/node/554689