$Username = "Administrator" $Password = "****" $group = "Administrators" $adsi = [ADSI]"WinNT://$env:COMPUTERNAME" $existing = $adsi.Children | where {$_.SchemaClassName -eq 'user' -and $_.Name -eq $Username } if ($existing -eq $null) { Write-Host "Creating new local user $Username." & NET USER $Username $Password /add /y /expires:never Write-Host "Adding local user $Username to $group." & NET LOCALGROUP $group $Username /add } else { Write-Host "Setting password for existing local user $Username." $existing.SetPassword($Password) } Write-Host "Ensuring password for $Username never expires." & WMIC USERACCOUNT WHERE "Name='$Username'" SET PasswordExpires=FALSE