How do you allow users to edit their previous submissions?

How do you allow users to edit a previously submitted form instead of duplicating?

Our best recommendation is to include the "Edit" link at your Autoresponder emails. When the users receives that email, they are able to edit their previous submissions at a later date. Here is a full guide, which might be of help when setting this up:

How-to-Let-Users-Update-Their-Form-Submissions-at-a-Later-Date

We will gladly assist if you need more help as to your JotForms.