Why can't I connect to Hyper-V Device Manager?

Question

Hyper-V

When I try to connect to the device manager using mmc with the Computer Management snap-in, I get an error:

Services are running, the firewall has disabled both locally and on the server.

Answer 1

Removed in 2012, yes.
Something can be done using corefig (there is a separate version for 2012) and something through the shell from 5nine