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.
Each email notification can have up to 10 different recipients, separated by a comma and a space. You can see here more details:
On the screenshot you sent you are using a semi-colon so some difficulties are expected. Also there are conditions associated with the email notification, so unless the conditions are met the notifications will not be send.
Let us know if the problem persists.