https://www.advancedcustomfields.com/resources/acf_add_options_page/
add_action('acf/init', 'my_acf_init');
function my_acf_init() {
if( function_exists('acf_add_options_page') ) {
$option_page = acf_add_options_page(array(
'page_title' => __('Theme General Settings', 'my_text_domain'),
'menu_title' => __('Theme Settings', 'my_text_domain'),
'menu_slug' => 'theme-general-settings',
));
}
}