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.
Auto-fill feature enable from form advance setting under form preferences. To setup Auto-fill feature, please follow these steps;
1) Click on "Preferences" button from form toolbar.
2) Click "Advance Settings" tab, then open "Edit Auto Fill Settings" dialog box.
3) To enable Auto-fill feature, set "Autofill" = "Enabled".
I hope this helps, please let us know if you need further assistance, we would be happy to assist you.