how i can duplicated this form with another name ???

i need to make another copy from this form to make changes in it without make any effects in the first form

Hello,

Yes you can dublicate a form and rename it, and it won't effect the fisrt form. Here it shows how it is done.

http://www.jotform.com/help/27-How-to-clone-an-existing-form-from-your-account

Have a great day