Found Solution: View/default/template/form/form_open
<form
id="<?php echo $id ?>"
<?php if($action) { ?>action="<?php echo $action ?>"<?php } ?>
accept-charset="ISO-8859-1"
<?php if($method) { ?>method="<?php echo $method ?>"<?php } ?>
<?php if($enctype) { ?>enctype="<?php echo $enctype ?>"<?php } ?>
<?php echo $attr ?>
>
i added this : accept-charset="ISO-8859-1"
<form
id="<?php echo $id ?>"
<?php if($action) { ?>action="<?php echo $action ?>"<?php } ?>
accept-charset="ISO-8859-1"
<?php if($method) { ?>method="<?php echo $method ?>"<?php } ?>
<?php if($enctype) { ?>enctype="<?php echo $enctype ?>"<?php } ?>
<?php echo $attr ?>
>
i added this : accept-charset="ISO-8859-1"