The embedded data quality rule engine has been updated to the current release of Informatica Data Quality 10.5 bringing the latest release of Informatica's leading data quality solution to Product 360. With that, an exchange of the standard rules shipped with Product 360 as well as an upgrade of custom rules to IDQ 10.5 is recommended. There are some further actions required:

For new customers using Windows Server as OS, check only "Operating system - Data Quality" section of the
Informatica MDM - Product 360 Installation Guide
how to install the latest MS VC Redistributable.
For customers doing a Product 360 upgrade, refer to the section 'Data Quality - Update - Data Quality SDK and Engine Update' in the
Informatica MDM - Product 360 Migration Guide
.