Is there a way to submit data in a form and auto-fill some of my form fields in another form?

is there a way to submit data via GET (in the URL) and pre-populate some of my form fields?

It is possible to pass field data from one form to another when the first form is submitted via the thank you page URL.  Here is our guide on how to do so:

https://www.jotform.com/help/351-How-to-Automatically-Pass-Form-Data-to-Another-Form