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.
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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 did test the "Select All" widget and I was able to replicate the issue you are having. When the submission data is edited, it does not populate the "Select All" widget with previous saved data.
I am reporting it to our back end team. We will get back to you as soon as this issue is fixed.
Hey I think this should be working fine now. Closing the ticket.