This option allows you to send a reminder email to your participants so they can confirm their attendance in advance. You can also disable the reminder by following the same steps.
1 - Access the 'Live Attendance' feature
2 - Select Send a reminder
3 - Press Enable
4 - Validation
Select the number of days between the email and the scheduled date
Press Update
5 - The result
Once you press Update, you will see this confirmation message.