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.
I have tested your form, but I was not able to replicate mentioned issue. All fields on your form are fallible and I successfully submitted the form.
Were you able to resolve your issue? If not please tell us which fields on your form are not fallible. Also which browser and device are you using? In case that you have issues with your embedded form, please provide us URL of your webpage.
Let us know if you need further assistance.