Add registry DWORD value
#you can go to the psdrive directly, but don't need
set-location hklm: #for HKEY_LOCAL_MACHINE
#go to the lsa registry
Get-ItemProperty -Path Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa
#get item from registry if exists
$p=Get-ItemProperty -Path Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa -Name DisableLoopbackC -ea 0
#if doesn't exist, create new
if($p -eq $null)
{
New-ItemProperty "HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\" -Name "DisableLoopBackCheck" -Value 1 -PropertyType "DWord"
}
#Remove Item from registry
Remove-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\ -Name LukasPokus