What does the Outbox error icon mean?

When the Outbox folder displays a red error icon, this means that there are messages which Relenta wasn’t able to send. Usually this happens because the remote SMTP server returned an error. These unsent messages are highlighted in red. Click on the message subject to display the actual error message returned by the SMTP server.…

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What are the features of system message folders?

Inbox is where all incoming mail is placed, unless Filters move messages to a custom folder, archive, or delete it on arrival. Outbox is where unsent messages are placed while they are queued for delivery. After the messages physically leave the system, they can be found in Sent folder. Draft contains messages saved as draft.…

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