In the AspDotNetStorefront admin console, navigate toConfiguration > Site Setup Wizard.
In the Payment Gateway section, click the configure link next to the PayPal PayFlow Pro entry.
Enter the values you obtained from PayPal PayFlow Pro for the Partner, Merchant Login, User (typically the same as the Merchant Login), and Password
Click Save and Close.
Finally, click the radio button next to PayPal PayFlow Pro and then click the Save button.
Enabling this payment gateway automatically enables PayPal Express. Please enter the PayPal Express credentials for the account that is tied to your Payflow Pro account.