Non RDS, RDP Certificate Install

To get rid of the yellow untrusted warning when connecting to RDP. 

1, Install the cert via MMC.

2, In PowerShell run the following.

Get-Childitem Cert:\LocalMachine\My

 

3, Copy the Thumbprint and run the following replacing the word 'Thumbprint' without spaces or extra character at the beginning.

wmic /namespace:\\root\CIMV2\TerminalServices PATH Win32_TSGeneralSetting Set SSLCertificateSHA1Hash="Thumbprint"