After this is installed, we need to Install the Atria Component of XenDesktopWS, or XenAppWS if Applicable.
On the new XenDesktop Controller, run the below command via PowerShell
Install-AtriaHostedAppsAndDesktops -HostedAppsAndDesktops -HostedAppsVersion 'XenDesktop'
OR
Install-AtriaHostedAppsAndDesktops -HostedAppsAndDesktops -HostedAppsVersion 'XenApp'