Check for duplicate entries before form is submitted

Hey,

I would like to prevent duplicate entries before a form is submitted and info is captured in my google sheets.

Is that possible?

If not, would you be able to assist in preventing duplicate entries in google sheets?

Your request may be provided with JotForm's Unique Question feature that checks a specific question to prevent multiple/duplicate entries, if you check and apply the steps in the following guide: How to set Form Limits Based on a Unique Question

Please ask us any question without any hesitation.