How to configure in the SAP system so that it does not send the requests notification

You want to suppress the requests notification when sending the emails, you configured in transaction SCOT for the SMTP Settings as follows but it does not work:

When you send E-mails to the recipient, in Outlook the recipient will receive the additional mail named
“Successful Mail Delivery Report” with the original mail like the following:

If you do not want to receive the requests notification like this, you can do the following settings in transaction SCOT -> Outbound Messages -> Settings -> Tab Status Requests -> enter “*” and “Only if Errors” in Address Area：

After perform this setting the requests notification will not be sent then.