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.
At the moment it is not possible to adjust the date format of this widget. Did you consider using the DATETIME field?
You can easily convert the date format just by clicking the DATE FORMAT button
If you would like to have only one textbox instead of using 3 different, one for the day, month and year, you can modify this from the properties section. Just enable the LITE mode.
Here is what it will look like.
Please let us know if this is what you are looking for.