- JotForm SupportKevin_GAnswered on November 14, 2016 at 11:43 AM
You will need to use conditions to achieve this, this way you will be able to display a message indicating that the entered value cannot be the same in both fields.
Here's a guide that will help you to show or hide fields based on other fields answer: How-to-Show-or-Hide-Fields-Base-on-User-s-Answer
Here's a demo form that I made: https://form.jotform.com/63184810284961
Feel free to clone it by following this guide: How-to-Clone-an-Existing-Form-from-a-URL