<?php

function create_theme_options() {

  if (function_exists('acf_add_options_page')) {

    acf_add_options_page(array(
      'page_title' => 'Theme options',
      'menu_title' => 'Theme options',
      'menu_slug'  => 'theme_options',
      'capability' => 'edit_posts',
      'redirect'   => false,
      'position'   => 99
    ));

  }
}
add_action('init', 'create_theme_options');

?>