SWN_SELSEN is a standard executable ABAP Report that you can use to select and send the workitems. You can run this report periodically.
Transaction SWNCONFIG is for advanced configuration.
On the left side under the dialog structure, there are different options such as −
You can select any dialog structure and click New Entries to add an entry for notification configuration in SAP system.
Transaction SWNADMIN is for basic administration. When you run this T-code, you will be prompted as below.
Once you click Allow, you will be navigating to the page: Administration of extended notification of the workflow.
In this window, you can define extended notifications for your workflows. You can activate/deactivate notifications, define schedule, define messages, recipients, etc.