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.
Can you please try this steps.
#1 Make sure you are logged in to your account at http://www.jotform.com/login
#2 Go to your My Account Billing page or use this link https://www.jotform.com/myaccount/billing
#3 In the Billing page, click on the buttons in sequence as indicated on the image below
#4 The Upgrade button (4) should trigger the Upgrade Wizard screen. Just complete the process to complete payment upgrade.
Let us know if this still did not work for you. It will help us if you can provide details on any issue/error you encounter.