> ## Knowledge Base Index
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> Use this file to discover available pages before exploring further.
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# Question: Why Do I Receive An Error When I Send Out Email?

**Reason:** Make sure that " **My outgoing mail server requires authentication** " and " **Use same settings as my incoming mail server** " are checked under Settings in Outlook Express or Outlook.

![](https://storage.crisp.chat/users/helpdesk/website/0e35a1b5-ce97-4d12-a27e-1bbafd0ae641/9c97d6a2-c48b-4a2a-aa63-f9b3f1f253e5.png)