Set up PayPal Express Checkout (Configure PayPal) Paige Freeman July 01, 2025 14:11 Updated You must have access to the Settings.ApplicationSettings security application to access this page. To configure the parameters for the PayPal payment handler: From the Settings section of the left navigation menu, select Application Settings. From the Application Settings page, select Setup PayPal Express Checkout from the Payment Processing > Payment Handlers section.The Configure PayPal page displays, as shown below. Select the edit pencil in the grid to edit the value of the corresponding PayPal parameter.Please see the table below for descriptions of the available parameters. Parameter Name Default Value Description CONNECTION TIMEOUT 30000 Enter connection timeout in milliseconds DECLINE_ERROR 10622 The error codes for each instance of credit card decline. END POINT URL LIVE https://api-3t.paypal.com/nvp Enter the PayPal end point URL used to authorize a transaction from the PayPal Live Server END POINT URL SANDBOX https://api-3t.sandbox.paypal.com/nvp Enter the PayPal end point URL used to authorize a transaction from the PayPal Sandbox Server ENVIRONMENT SANDBOX Options: SANDBOX / LIVE;Enter LIVE to get the authorization from the live server and SANDBOX from the sandbox FOLLOW-ON CREDIT PERIOD 59 Follow-on Credits are performed by referencing the original Authorization information stored in the Payment Handler database. Enter the number of days your Payment Handler stores the original sale information here. HOST URL LIVE www.paypal.com Enter the host URL used to authorize a transaction from the PayPal Live Server HOST URL SANDBOX www.sandbox.paypal.com Enter the host URL used to authorize a transaction from the PayPal Sandbox Server REQUEST RETRIES 3 Enter maximum request retry count VERSION 72.0 Enter the PayPal version used to authorize the transactions