Summary
                       	                                UD module is disabled when there are not valid licenses
                       	                        
                       	                Question
In Data Flow Managment module when Universal Discovery is hidden or disabled this might be due to lack of valid licenses of UD.
Answer
https://docs.microfocus.com/itom/Universal_CMDB:2019.05/DfmMdl
You must have a valid license to integrate with third-party products. Contact your Account Manager for more details.