## Related post http://www.systanddeploy.com/2019/03/list-and-change-bios-settings-with.html
Function Get_HP_BIOS_Settings
 {
  $Script:Get_BIOS_Settings = Get-WmiObject -Namespace root/hp/instrumentedBIOS -Class hp_biosEnumeration -ErrorAction SilentlyContinue |  % { New-Object psobject -Property @{
   Setting = $_."Name"
   Value = $_."currentvalue"
   Available_Values = $_."PossibleValues"
   }}  | select-object Setting, Value, Available_Values
  $Get_BIOS_Settings
 }

$Z = Get_HP_BIOS_Settings
$z | ? {$_.Setting -in ("Remote Wakeup Boot Source","S5 Maximum Power Savings")}

## Is password set
$IsPasswordSet = Get-WmiObject -Namespace root/hp/instrumentedBIOS -Class HP_BIOSSettingInterface
If($IsPasswordSet -eq 1){write-host "Password is configured"}Else{write-host "No BIOS password"}

## Enabled WOL no BIOS password
$bios = Get-WmiObject -Namespace root/hp/instrumentedBIOS -Class HP_BIOSSettingInterface
$bios.setbiossetting("Remote Wakeup Boot Source", "Remote Server","") | out-null
$bios.setbiossetting("S5 Maximum Power Savings", "Disable","") | out-null

## Enable with BIOS password
$MyPassword = "password123456"
$Password_To_Use = "<utf-16></utf>"+$MyPassword
$bios = Get-WmiObject -Namespace root/hp/instrumentedBIOS -Class HP_BIOSSettingInterface
$bios.setbiossetting("$MySetting", "$NewValue",$Password_To_Use) | out-null
$bios.setbiossetting("Remote Wakeup Boot Source", "Remote Server", $Password_To_Use) | out-null
$bios.setbiossetting("S5 Maximum Power Savings", "Disable", $Password_To_Use) | out-null

## Change value no BIOS password
$bios = Get-WmiObject -Namespace root/hp/instrumentedBIOS -Class HP_BIOSSettingInterface
$bios.setbiossetting("Fast Boot", "Disable","") | out-null
$bios.setbiossetting("Network (PXE) Boot", "Disable","") | out-null

## Change value with BIOS password
$MyPassword = "password123456"
$Password_To_Use = "<utf-16></utf>"+$MyPassword
$bios = Get-WmiObject -Namespace root/hp/instrumentedBIOS -Class HP_BIOSSettingInterface
$bios.setbiossetting("$MySetting", "$NewValue",$Password_To_Use) | out-null

## Change value from csv list
$CSV_File = "D:\BIOS_Change.csv"
$Get_CSV_Content = import-csv $CSV_File
$bios = Get-WmiObject -Namespace root/hp/instrumentedBIOS -Class HP_BIOSSettingInterface
ForEach($Settings in $Get_CSV_Content)
 {
  $MySetting = $Settings.Setting
  $NewValue = $Settings.Value
  $bios.setbiossetting("$MySetting", "$NewValue","") | out-null
 }

 ##Check settings changed
$Execute_Change_Action = $bios.setbiossetting("$MySetting", "$NewValue","")
$Change_Return_Code = $Execute_Change_Action.return
If(($Change_Return_Code) -eq 0)
 {
  write-host "OK ==> New value for $MySetting is $NewValue"
 }
Else
 {
  write-host "KO ==> Can not change setting $MySetting (Return code $Change_Return_Code)" -Foreground Yellow
 }