Hyper-V attempts to connect to a server error invalid class resolution _HYPER-V

WINDOWS10 installation of Hyper-V did not automatically connect to the local computer, manual connection failed, prompt:

Reference content

An error occurred while trying to connect to the server "DESKTOP-6P9L2HB". Check to see if the Virtual Machine Management Service is running and authorize you to connect to this server.
Operation on computer ' DESKTOP-6P9L2HB failed: Invalid class

Check that the Hyper-V platform is not installed and is grayed out:



Hyper-V attempt to connect to server invalid class resolution

Enter the BIOS to turn on virtualization technology [1] and reboot to install the Hyper-V platform.



[1]. Different motherboard BIOS turn on virtualization will be different, mainly to find virtual or virtualization set it to Enabled.