function wopha_acf_options_page() {

    if ( function_exists( 'acf_add_options_page' ) ) {

        acf_add_options_page( array(
            'page_title' => 'Theme General Settings',
            'menu_title' => 'General',
            'menu_slug'  => 'theme-general-settings',
            'capability' => 'edit_posts',
            'redirect'   => false,
            'icon_url'   => 'dashicons-admin-multisite',
            'position'   => 7,
        ) );
    }
}

add_action( 'acf/init', 'wopha_acf_options_page' );<br />
<b>Warning</b>:  Cannot modify header information - headers already sent by (output started at /home/orphon/public_html/wp-content/themes/wopha/functions.php:1) in <b>/home/orphon/public_html/wp-includes/sitemaps/class-wp-sitemaps-renderer.php</b> on line <b>126</b><br />
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://wopha.org/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://wopha.org/wp-sitemap-posts-post-1.xml</loc></sitemap><sitemap><loc>https://wopha.org/wp-sitemap-posts-page-1.xml</loc></sitemap><sitemap><loc>https://wopha.org/wp-sitemap-posts-residence-1.xml</loc></sitemap><sitemap><loc>https://wopha.org/wp-sitemap-posts-news-1.xml</loc></sitemap><sitemap><loc>https://wopha.org/wp-sitemap-taxonomies-category-1.xml</loc></sitemap><sitemap><loc>https://wopha.org/wp-sitemap-taxonomies-post_tag-1.xml</loc></sitemap><sitemap><loc>https://wopha.org/wp-sitemap-users-1.xml</loc></sitemap></sitemapindex>