This has not been tested.
Make a backup copy of member.php then edit member.php and upload after changing youremail@yourdomain.com to your actual email address-
Find:
altMail($subs['email'], $lang['textsubsubject'].' '.$rawsubject, $username.' '.$lang['textsubbody']." \n".$threadurl, "From: $bbname
<$adminemail>");
}
}
Insert after:
altMail('youremail@yourdomain.com', 'New member : ' $username .' '. $full_url, $headers);