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.
You can change your sender name by using SMTP or verified e-mail type.
What does "verified e-mail type" mean?
You can have email notifications with a custom sender email address. This option sends the email alert on behalf of you but will still come from JotForm's mail servers.
But if you have your own SMTP server to send the email alert, you can use SMTP.
We have some user guides which are about these issues:
If you need further assistance, please let us know.