Select the Enterprise, property, revenue center, or zone, click Setup, and then click Payments.
Insert a new record for the OPI, and then double-click to open it.
Select the OPI Driver, select 3 - DLL as the Content Type, click Import From File, browse to [Drive letter]\MICROS\Simphony2\EgatewayService\handlers\Micros.Payment.LoadableCreditCardModule.dll, and then click Open.
From the Configuration subtab, modify the settings as required, and then click Save.
The configuration information is obtained from the credit card processor.