function add_persian_to_acf_google_map($api){
$api[‘language’] = ‘fa’;
return $api;
}
add_filter(‘acf/fields/google_map/api’, ‘add_persian_to_acf_google_map’);
change ‘fa’ with your language code
add to function.php in your theme or child theme
google map language codes list:
https://sites.google.com/site/tomihasa/google-language-codes