add_filter( 'frm_pdfs_email_attachment_args', 'add_view_to_attached_pdf', 10, 2 );
function add_view_to_attached_pdf( $pdf_args, $args ) {
	if($args['form']->id ==5) { //change 5 to the ID of the form
         $pdf_args['view'] = 10; // ID of view.
	   $pdf_args['id']   = $args['entry']->id; // Do this to show the detail view, otherwise, it shows the listing view.
   }
   return $pdf_args;
}

add_filter( 'frm_pdfs_email_attachment_args', 'change_attached_pdf_file_name', 10, 2 );
function change_attached_pdf_file_name( $pdf_args, $args ) {
	$pdf_args['filename'] = 'stuff';
	return $pdf_args;
}