Here's the Logged Errors tab:



On this tab you can see all expired messages. Here's a part of the same dialog box but with two expired messages of which the first one is selected:



You can open selected messages by clicking on the button labaled View. If you want MailXpert to try again to send a message that have expired, click Retry. To delete messages, select them and click Delete. You can also click Delete All to remove all expired messages.

Below these buttons, there's one more labeled Unsubscribe. Using this button you can remove recipients of undeliverable messages from all subscribers databases. Simply select one or more messages and click on the button.