Steps to get setup:
(Make sure you're signed up with PayPal Business account.)
- Go to: https://developer.paypal.com/dashboard/applications/live
- Make sure that you are not in Sandbox mode. Select Live.
- Click on Apps & Credentials
- Create new app.
- Click on Apps & Credentials
- Click on your app name.
- Copy the client id and secret and paste them into the site settings.
Here is a tutorial video showing how to do this: View video.
If you need more assistance, please submit a support ticket request and we will help you as soon as possible.