What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Are you trying to set up the SMTP details for sending email notifications through your own SMTP server? If so, please take a look at the following guide:
As described there, you can find the SMTP wizard when setting up your email notification, under the Advanced tab, Sender Email, by selecting "Add new email address" option:
Please let us know if you need any further assistance, thank you.