JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
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.
For a list of the allowed file types and on how to add more types, you can check out our article here: Which file types are allowed for the upload field?. If you need further assistance, please let us know. Regards.