I updated to ver 8
added code as per above
still no joy
my invoice pdf.tpl has had the code added as such: after line 73
$pdf->Ln(10);
use WHMCS\Database\Capsule;
$banktransfer = Capsule::table('tblpaymentgateways')->where('gateway','banktransfer')->where('setting','instructions')->value('value');
$paymenthtml = '<table width="100%" bgcolor="#ccc" cellspacing="1" cellpadding="2" border="0">
<tr height="30" !bgcolor="#efefef" !style="font-weight:bold;text-align:center;">
<td width="33%" bgcolor="#efefef" style="text-align:center;"><strong>Bank Transfer</strong></td>
<td width="67%" bgcolor="#ffffff" style="text-align:center;">'.nl2br($banktransfer).'</td>
</tr>
</table>';
$pdf->writeHTML($paymenthtml, true, false, false, false, '');
$startpage = $pdf->GetPage();