Just follow these steps to change the phpBB table prefix. Step One Copy the following PHP code. <html> <head> <title>MySQL Table Prefix Changer</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"></meta> </head> <body> <?php // Check for POST data $action = isset($_REQUEST['action'])?$_REQUEST['action']:false; if (!$action) { ?> <form name="form1" method="post" action="prefix.php"> <table width="50%" border="0" cellspacing="2" cellpadding="2"> <tr> <td>Enter server address<span [...]