Repair Vhdx Powershell | !new!

Optimize-VHD -Path "C:\VHDX\suspect.vhdx" -Mode Full If a differencing VHDX is corrupt and its parent is healthy:

[Parameter(Mandatory=$true)] [string]$HealthyCopyPath, repair vhdx powershell

# Recreate the differencing disk from healthy parent $parentPath = "D:\BaseImages\parent.vhdx" $newChildPath = "E:\VMs\newchild.vhdx" New-VHD -ParentPath $parentPath -Path $newChildPath -Differencing Advanced Script: Auto-Repair with Backup Fallback <# .SYNOPSIS Attempts to repair a VHDX file, falling back to a backup copy. .DESCRIPTION Uses Repair-VHD if possible. If that fails, mounts the VHDX read-only, runs chkdsk, and then replaces with a backup if corruption persists. #> param( [Parameter(Mandatory=$true)] [string]$VhdPath, Optimize-VHD -Path "C:\VHDX\suspect

catch Write-Warning "Repair-VHD failed: $($_.Exception.Message)" Write-Host "Attempting mount + chkdsk recovery..." $mountResult = Mount-VHD -Path $VhdPath -ReadOnly -PassThru -ErrorAction SilentlyContinue if ($mountResult) $disk = Get-Disk -Number $mountResult.Number -ErrorAction SilentlyContinue if ($disk) Get-Partition mounts the VHDX read-only