JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
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.
Thank you for contacting us.
This is not currently possible to set the form Thank You Page with a the target _blank attribute. You can see available Thank You Page options on the following guide:
Would you like to see the form submission Thank You message directly one the form, in some Pop-up/Lightbox? Please confirm, so we will be able to add a feature request ticket to our system.