Microsoft Remote Desktop

Select RDP transport protocols (client side)

Source

"Use only TCP"

Set-ItemProperty -Path "HKLM:\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services" -Name "SelectTransport" -Value 1 -Type DWord

"Use both UDP and TCP"

Set-ItemProperty -Path "HKLM:\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services" -Name "SelectTransport" -Value 0 -Type DWord

"Use either UDP or TCP"

Set-ItemProperty -Path "HKLM:\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services" -Name "SelectTransport" -Value 2 -Type DWord