To correctly do an external redirect for domain in phpBB 3> it is required to modify/edit a single file in phpBB: open with text editor /includes/functions.php search for the function redirect function redirect($url, $return = false, $disable_cd_check = false) inside this function there is this code: else if (!empty($url_parts[‘scheme’]) && !empty($url_parts[‘host’])) { just after this…