From the Dashboard, go to Settings-->Archives and Reports-->Connect to Archiver, and from there you can set up your archiving integration with Microfocus.
Use the drop down menu to select Microfocus:
You will then want to follow the direction's listed on this screen. You will need the following information:
- Rest Collector Key
- Rest Collector Secret
- Tenant ID for your Retain system.
- The Retain Router
- The Retain Server