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 presume that you are asking if you can create a form and then edit it at some later point in time?
If that is so, they yes, you can do that.
Simply log into your account and you will be taken to your /myforms/ page.
There you will see the list of your forms and as soon as you click any one of them, you will see the edit option being shown to you:
If that is not what you were asking, please do let us know more details in regards to your query and we would be happy to assist with the same.