Instale a CA
Note que esta é uma linha e o CRLF deve ser removido
Install-AdcsCertificationAuthority -Force -CAType "EnterpriseSubordinateCA" -CryptoProviderName "RSA#Microsoft Software Key Storage Provider"
-HashAlgorithmName "SHA1" -KeyLength "2048"
-CADistinguishedNameSuffix "DC=FreeSMIME,DC=com" -CACommonName "Signing Policy1"
-OutputCertRequestFile "C:\SMIMEPOL01.ad.FreeSMIME.com_ad-SMIMEPOL01-CA-1.req"
-DatabaseDirectory "C:\Windows\system32\CertLog"
-LogDirectory "C:\Windows\system32\CertLog"
Remover a CA
Uninstall-AdcsCertificationAuthority -Force
Fonte: o log de eventos em Microsoft-Windows-CertificateServices-Deployment/Operational