I still can't accept payment on my form.

I just upgraded my account but it looks like i still can't accept payments...

It seems that you didn't add your Paypal Email address in your Paypal Payment Integration.

For more details kindly check this guide on how to successfully setup your Paypal Standard payment. https://www.jotform.com/help/391-How-to-Integrate-Form-with-Paypal-Standard-

Let us know if you need further assistance.