function Set-Owner ($user, $Path) {
	if (!(Test-Path -LiteralPath $Path)) {Write-Warning "Указан неверный путь к папке"}
	else {
		# преобразовываем путь вида C:\Folder в C:\\Folder (к слешу пути добавляем ещё один
		# для корректной работы класса Win32_LogicalFileSecuritySetting и эксейпим другие символы
		$path = $path -replace "\\|'",'\$0'
		$Path = $Path -replace '\[', "$([char]91)"
		$Path = $Path -replace '\]', "$([char]93)"
		# т.к. DACL мы не записываем, то объявляем только классы SecurityDescriptor и Trustee
		$SD = ([WMIClass] "Win32_SecurityDescriptor").CreateInstance()
		$Trustee = ([WMIClass] "Win32_Trustee").CreateInstance()
		# преобразовываем имя пользователя в SID и заполняем необходимые поля в Trustee
		$SID = (new-object security.principal.ntaccount $user).translate([security.principal.securityidentifier])
		[byte[]] $SIDArray = ,0 * $SID.BinaryLength
		$SID.GetBinaryForm($SIDArray,0)
		$Trustee.Name = $user
		$Trustee.SID = $SIDArray
		$SD.Owner = $Trustee
		# здесь мы добавляем флаг управления
		$SD.ControlFlags="0x8000"
		# выбираем сведения о безопасности необходимой папки
		$wPrivilege = gwmi Win32_LogicalFileSecuritySetting -filter "path='$path'"
		# включаем привилегия для WMI. Для Windows Vista/Windows Server 2008,
		# при запуске скрипта с повышенными привилегиями данная строка не обязательна
		$wPrivilege.psbase.Scope.Options.EnablePrivileges = $true
		# записываем SecurityDescriptor с новым владельцем в папку
		$Return = $wPrivilege.setsecuritydescriptor($SD)
		# преобразовываем возвращаемый код в текстовое значение
		switch ($Return.ReturnValue) {
			"0" {"Успешно"}
			"2" {Write-Warning "Отказано в доступе"}
			"8" {Write-Warning "Неизвестная ошибка"}
			"9" {Write-Warning "Отсутствуют привилегии"}
			"21" {Write-Warning "Указан неправильный параметр"}
			"1307" {Write-Warning "Указанный пользователь не может быть владельцем данного объекта"}
			default {Write-Warning "Произошла неизвестная ошибка с кодом:" $Return.Value}
		}
	}
}

# эта часть совсем необязательна, я её включил лишь для наглядности 
# и полноты скрипта 
function Get-Owner ($path) {(Get-Acl $path).owner}
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