The Horizon JMP Server is configured using the Horizon Console, which is an alternative to the traditional Horizon Connection Server management interface that is both simpler in design and (also) the only location where you can enable various newer Horizon features such as the JMP Server.
If you did not replace the default JMP Server SSL certificate with one trusted in your environment, you will need to access the JMP Server web page using a web browser (https://horjmp1.vjason.local in the example provided) and import the self-signed certificate into the user Trusted Root Certification Authorities store on the workstation you will use to configure the JMP Server. Note that you cannot actually perform any tasks ...