How can I copy a form to make a new one?

You can clone a form by following this guide: https://www.jotform.com/help/42-How-to-Clone-an-Existing-Form-from-a-URL

If the form is already on your account, please use this guide: https://www.jotform.com/help/27-How-to-Clone-an-Existing-Form-from-Your-Account

I hope this helps. Let us know if you need further assistance.