How do I change the reply to email address

When I receive the auto notification from my form and try to reply, it picks up the wrong email address from the form and notifies the nominated person (who should not know) instead of the nominator. How can I change that?

Please refer to our user guide about it here 

How-to-Find-and-Change-the-Email-Address-Used-for-Notification-Email

The Reply-to Email address can be set to a another field in the options for each notification/autoresponder: