Hyper-V can not be installed: The hypervisor is already running

Using powershell perform installation in online mode.

Enable-WindowsOptionalFeature –Online -FeatureName Microsoft-Hyper-V –All –NoRestart



Install HyperV tools

Install-WindowsFeature RSAT-Hyper-V-Tools –IncludeAllSubFeature

Install Cluster feature.

Install-WindowsFeature RSAT-Clustering –IncludeAllSubFeature

Install Multipath IO feature.

Install-WindowsFeature Multipath-IO

Restart the computer and validate.