Supported upgrade paths
You can install UNICOM Intelligence Interviewer on computers where the following UNICOM Intelligence applications are installed, effectively upgrading your current installation:
▪UNICOM Intelligence 7.5
▪IBM SPSS Data Collection 6.0.1
▪IBM SPSS Data Collection 7
▪IBM SPSS Data Collection 7.0.1
If you are using a version of UNICOM Intelligence earlier than version 6, you must uninstall it before installing UNICOM Intelligence 7.5.1 applications. The UNICOM Intelligence 7.5.1 installer does not support upgrading from UNICOM Intelligence applications earlier than version 6.
Upgrading 32-bit applications to 64-bit applications
You cannot upgrade 32-bit applications to 64-bit applications. If you want to install UNICOM Intelligence 7.5.1 64-bit edition applications, you must first uninstall any 32-bit UNICOM Intelligence applications that are installed.
When upgrading 32-bit applications on a 64-bit system, you must launch the installation setup executable (setup.exe) from the installation media's win32 directory.
See