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.
As I research on this widget, this widget is based on Adobe Flash technology and hence it doesn't work at all. Please refer to the following article from Adobe.
However, it is automatically replaced with Upload file field instead. This field may also enable the user to capture the picture using mobile camera when clicked on Choose File.
Hope this information helps.