$size = filesize($PdfName);
header("HTTP/1.1 200 OK");
header("Accept-Ranges: bytes");
header("Content-Type: application/pdf");
header("Content-Length: $size");
header("Content-Disposition: attachment; filename=$PdfName");
$file = fopen($PdfName, 'r');
$content = fread($file, $size);
print $content;
exit;