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.
If you edit the submission the integration that you connected application will also update the data.
I've tested my MailChimp Integration with edit submission.
There was a data that I created before. I've changed the email field on edit submission that field.
It didn't update the field on MailChimp. However, it added a new data as you see below:
if you provide us the integration that you use I can test is on my side and let you know the result.