Support

 
$features = array(
	'post_id' => $post->ID, // post id to get field groups from and save data to
	'field_groups' => array(56), // this will find the field groups for this post (post ID's of the acf post objects)
	'form_attributes' => array( // attributes will be added to the form element
		'class' => ''
	),
	'return' => add_query_arg( 'updated', 'true', get_permalink() ), // return url
	'html_field_open' => '<h3>Title test 1</h3><div class="field">', // field wrapper open****** THIS DO NOT WORK ***
	'html_field_close' => '</div>', // field wrapper close
	'html_before_fields' => '<h3>Title test2</h3>', // html inside form before fields ****** THIS WORKs ***
	'html_after_fields' => '', // html inside form after fields
	'submit_value' => 'Update Slider', // value for submit field
	'updated_message' => 'Slider updated.', // default updated message. Can be false to show no message
);