Start here. It’s basic how to.
Fields and buttons explanation
How to accept direct connections from Internet
About trial limitations.
You can connect GoPro7 to vMix or OBS by RTMPMiniServer.
Mevo and RTMPMiniServer: you can easy connect Mevo to vMix, OBS, Wirecast and any NDI apps.
If your studio PC connected by Wifi then you may face this problem.