How to setup and configure FedEx for production key !
First of all you have required approved FedEx Account provided by FedEx team for your business.
To create Production Key
https://www.fedex.com/en-us/developer/web-services/process.html

Now click on "Get Production Key" then below screen will apprears

Next step to agree the license

Now submit contact information

Once you done, next step will be "Developer Info" and confirmation, then you will get produciton keys.
we are happy to serve you
Let's start a project.