Server 2025 – Install Hyper-V & Failover Clustering

Join node to the domain via sysdm.cpl or PowerShell

Add the Hyper-V role via servermanager.exe or PowerShell

Note: Hyper-V installation requires a reboot.

Add Failover Clustering Role via server manager or PowerShell

Note: Failover Cluster installation does not need a reboot.

Create Windows Server Failover Cluster

Launch Failover Cluster Manager mmc

Select Create Cluster

Type in the FQDNs of the Hyper-V servers to add to the cluster

If selecting no to running cluster validation checks, if Microsoft support is engaged, they will require it to be done:

Create a name for the Failover Cluster. This will be used by the Failover Cluster setup to create a DNS entry and a Compute Object in Active Directory. Choose an IP for the cluster.

Cluster creation can also be done using PowerShell