Use following steps to resolve a name mismatch error when viewing remote desktop connection of a VM on Hyper-V host through VMM (using Virtual Machine Viewer app). When you execute "Connect to virtual machine" action from VMM Administrator Console, you'll get error: "The remote computer couldn't be authenticated due to problems with its security certificate. It mabe be unsafe to proceed". In this case, the popup with error will give you Name mismatch parameters. For e.g.: Requested remote computer: 192.168.1.250 | Name in the certificate from the remote computer: democomputer.redmond.contoso.corp.com.