Webservice2 is running and visible to browsers but not to Face devices on Server 2019

As discussed, here is a short summary of the changes I did:

enable support for old protocol (detailed overview is here) I opened up everything, most probably we don't need all of the protocols, but just one of them:

I enabled compatibility with an old .Net runtime version add a line to web.config of the FaceNew web service, should be inside <system.web> tag - <httpRuntime targetFramework="4.5" />