Troubleshooting adding a Windows Server 2016 to an AD FS farm running on Windows Server 2012 R2
It did sound like an easy task: I just wanted to upgrade my AD FS farm tha runs on Windows Server 2012 R2 to Windows Server 2016. That general process is described here for example: https://blog.kloud.com.au/2017/01/23/adfs-v-3-0-2012-r2-migration-to-adfs-4-0-2016-part-2/ Therefore, after installing the AD FS role, I ran the following command to add the Windows Server 2016 node to the existing farm: Add-AdfsFarmNode -CertificateThumbprint:"B97FD6B15A31234557D27833487AC76154E2421B" -GroupServiceAccountIdentifier:"Contoso\FSfarm`$" -PrimaryComputerName:"PrimFS.contoso.com" -OverwriteConfiguration:$true Problem 1: Unfortunately, I received the following error message. Add-AdfsFarmNode : There were no SPNs set on the following service account 'Contoso\FSfarm$'. Specify the service account used to configure the other Federation Servers in the farm, or set host SPN for the farm on the service account. At line:1 char:1 + Add-AdfsFarmNode -C...