Public/Ensure-HyperV.ps1
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function Ensure-HyperV { Param( [switch]$Install ) try { $bios = Get-ComputerInfo -Property HyperVRequirementVirtualizationFirmwareEnabled | Select -Expand HyperVRequirementVirtualizationFirmwareEnabled $hvmissing = (Get-WindowsOptionalFeature -FeatureName Microsoft-Hyper-V-All -Online).State -ne "Enabled" } catch { Write-ColorOutput red "[ERROR] Elevated access needed to check HyperV settings" throw "Elevated access required" } if ($bios -eq $false) { # Enabled can be either $true or $null Write-ColorOutput red "[ERROR] Virtualization disabled in BIOS" throw "BIOS setting incorrect" } if ($Install -And $hvmissing) { if ((Get-WindowsEdition -Online).Edition -ne "Home"){ Enable-WindowsOptionalFeature -Online -NoRestart -FeatureName Microsoft-Hyper-V-All } else { Write-ColorOutput yellow "[INFO] Windows Home Edition detected. Installing HyperV with DISM" Import-Module DISM $packages = (Get-ChildItem -Path $env:SystemRoot\servicing\Packages\*Hyper-V*.mum).Name ForEach ($line in $($packages -split "`r`n")) { Add-WindowsPackage -NoRestart -Online -IgnoreCheck -PackagePath $env:SystemRoot\servicing\Packages\$line } Enable-WindowsOptionalFeature -Online -LimitAccess -All -FeatureName Microsoft-Hyper-V } $hvmissing = $false } return -Not $hvmissing } |