source/php/Admin/AdminDisplayEvent.php
public function removeMetaBoxes()
    {
        if (function_exists('get_field')) {
            if (get_field('event_update_button', 'option') == false) {
                remove_meta_box('submitdiv', $this->post_type, 'side');
            }
        }
        remove_meta_box('acf-group_56c33cf1470dc', $this->post_type, 'side');
        remove_meta_box('pageparentdiv', $this->post_type, 'side');
    }
public function removeMetaBoxes()
    {
        if (function_exists('get_field')) {
            if (get_field('event_update_button', 'option') == false) {
                remove_meta_box('submitdiv', $this->post_type, 'side');
            }
        }
        remove_meta_box('acf-group_56c33cf1470dc', $this->post_type, 'side');
        remove_meta_box('pageparentdiv', $this->post_type, 'side');
    }
Remove meta boxes from edit Event view