UAC_RunAsSelfFunction.ps1

$currentPrincipal = New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())
if (!$currentPrincipal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
    $me = $MyInvocation.MyCommand
    $myDefinition = (Get-Command $me).Definition
    $myfunction = "function $me { $myDefinition }"

    $cd = (Get-Location).Path
    $commands = "Set-Location $cd; $myfunction; Write-Host 'Running $me'; $me; Pause"
    $bytes = [System.Text.Encoding]::Unicode.GetBytes($commands)
    $encode = [Convert]::ToBase64String($bytes)
    $argumentList = "-NoProfile","-EncodedCommand", $encode

    Write-Warning "Detected you are not runnning with Admin Priviledge."
    $proceed = Read-Host "Required elevated priviledge to add exlusion to Windows Defender. Do you proceed? (y/n)"
    if ($proceed -ceq "y") {
        $p = Start-Process -Verb RunAs powershell.exe -ArgumentList $argumentList -Wait -PassThru
        return $p.ExitCode
    }
    else {
        Write-Host "Cancel evelated."
        return 1
    }
}