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.
Yes, it is possible to accompish this.
You must add a Hidden Box field. The user is not going to see it, since it is hidden. Like that when you receive a submission you can edit it.
While in the submission page, just select the submission that you'd like to update on the data grid below and click the Edit butto above.
For further information about you can visit the next guide: How to Assign a Status to Submissions.
Please let us know if you need more help, It is apleasure to assist you.
Another option is to use the Flag icons on the form Submissions page.