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.
Are you trying to open PDF form submissions or our new Fillable PDF. I cloned and tested your last modified form 50773790152154 and I was able to open both PDF. Can you provide us form ID that are causing problem for you? And can you please explain in more details what is the problem?
Inside of this guide you can find out how to create a PDF form.
Please let us know if you need further assistance.