Assign Users or Groups permission to Enterprise application
Import XML on UAG and configure it
Import Identity Provider Metadata, select the file XML downloaded from the Enterprise Application data
Select the identity provider
Select More Option
And select SAML e the correct Identity provider (with SAML+PASSTROUGHT the identity token will not passed to horizon Server and it will required a new autentication)
Export Horizon Enrollment Certificate from Horizon installation and install it in to Enrollment Horizon Server
Connect to Horizon Server and export the Horizon View Certificate (The certificate with vdm.ec friendly name)
Now we import the enrollment certificate in to Horizon Enrollment server, we need import in to Certificate Computer store and add the friwndly name vdm.ec