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 believe this is how the Safari browser is design in iPhone, it does not have a file browser system like a computer when uploading files using the file upload field. It will always open the photo/video folder for this.
What we suggest to our users is to use the Ink File Picker for mobile devices, especially on iOS files. It has a Free plan on it but has some limits.
Thank you for your understanding.