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.
To turn off mobile responsiveness of your form, simply open the Advanced Designer again and uncheck the "Make this form responsive" checkbox. You can also check this guide for more info: How to make forms mobile responsive.
Please let us know if you need further assistance.