Procedure summary To configure REST APIs for Infor LN, complete these steps: View the documentation for the available LN REST APIs. See Viewing documentation for LN REST APIs. Request access to the LN REST APIs. Before you can activate REST services, you must request approval for access and consumption of the REST APIs. See Requesting approval for access and consumption of the LN REST APIs. Perform additional configuration steps. See Performing post-approval steps. Activate the entitled services. See Activating a service by adding and activating companies. Test the activated services in the cloud using the Try It Out feature in the Swagger documentation. See Testing LN REST API services using the Try It Out feature. Register an app in API gateway and download the credentials of the service account. See Registering an authorized app for LN. Test the services. To do this, you can use, for example, Postman. See Testing LN REST API services using Postman. Optionally, define the API authorizations. See API authorizations. Optionally, configure the settings for identity switching. See Identity switching.