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 see you would like to clone a form and change the payment integration to paypal.
To do this all you have to do is remove the existing payment integration, click yes to save the products if you wish to keep them, then add the payment integration of your choice.
If you chose yes to keep the products then the new payment integration will import them.
Here's a gif screenshot to show you a quick demo of me switching from Purchase Order to Paypal.