User Enrollment Issue - Advanced Settings Required settings on the Moodle Site. ➥ Check if Rest protocol is enabled in Manage protocols. ➥ Check if you have enabled 'Web Services' in advanced features. ➥ User default preferences. ➥ Allow extended characters in usernames. Required settings on the WordPress Site. ➥ Enable Manual Enrollment. ➥ Language code on WordPress and Moodle should be the same.