Is it possible to add elctronic signature in form?

Hi, would like to check, would electronic do with jotform be possible?

Thank you

Yes it is possible to add eSignature widgets in form to allow users to sign in form. This guide which you have already checked explains on the available widgets and how to add it in form.

Are you having any issue with the signature widgets? Please explain your question a bit more in detail and we will try to help you. 

I would suggest you to please try out signature widget in form and get back to us if you have any questions.