function plt_hide_shortcode_to_display_post_and_user_data_menus() {
//Hide the "Settings → Shortcode to display post and user data" menu.
remove_submenu_page('options-general.php', 'wpsdd_settings');
}
add_action('admin_menu', 'plt_hide_shortcode_to_display_post_and_user_data_menus', 11);