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.
To add a new product, first click on the payment section, then click on the wizard icon:
Once you're there you will get a window to configure your payment integration, it will variate depending on the payment gateway you've integrated, in my example I used the Purchase Order method, there you will need to click on the continue button:
You will get a window, click on next as shown below:
You will get the products section, there you can add more products, once you've finished only click on the next button and save changes.
Hope this helps.