Article ID: 2480582 - View products that this article applies to.
When Microsoft Outlook redirects an AutoDiscover operation from HTTP to HTTPS, you may receive a warning message that resembles the following:
When this warning message occurs, you may choose not to be asked about the specific website again.
Allow this website to configure email@example.com server settings?
Your account was redirected to this website for settings.
You should only allow settings from sources you know and trust.
You or administrators may want to suppress the initial warning message for a specific HTTP redirection that is expected in your organization. This article contains information about how to do this.
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/322756/ )How to back up and restore the registry in Windows
To configure Outlook behavior when HTTP redirection occurs, you can set or deploy a registry value. To do this, follow these steps:
For more information about the Autodiscover service, visit the following Microsoft TechNet website:
Article ID: 2480582 - Last Review: July 23, 2013 - Revision: 3.0