Learn how Outlook 2016 uses Autodiscover to obtain configuration information for servers to which it connects. See the steps, timing, efficiency, and policy control of the Autodiscover process for Exchange servers.

To resolve this issue, you may have to change your Autodiscover DNS records (internal, external, or both). However, these changes should not be taken lightly, because the Autodiscover feature may not function if DNS records are configured incorrectly.

A CNAME record is needed for Outlook to configure the account using Autodiscover. The only record you need to add is for Host Autodiscover. Verify that your MX record is still configured for Hotmail. An MX record ensures you can receive email from other people.

Cause. After the mailbox move is completed, Exchange Server 2013 or 2016 continues to proxy the autodiscover request to Exchange Server 2010. Exchange Server 2010 responds with a 302 redirect back to Exchange Server 2013 or 2016 (depending on the upgrade).

Symptoms. After you upgrade to Cumulative Update 3 for Microsoft Exchange Server 2019 or Cumulative Update 14 for Exchange Server 2016, you receive the following error message: Log Name: Application. Source: MSExchange Autodiscover. Date: DateTime.

To do this, follow these steps: Start a web browser, and then browse to https://testconnectivity.microsoft.com/ to access the Microsoft Remote Connectivity Analyzer tool. Click the Microsoft 365 tab. Under Microsoft Office Outlook Connectivity Tests, click Outlook Autodiscover, and then click Next.

In Microsoft Office Outlook 2007, you cannot suppress the Autodiscover redirect warning for HTTP and SRV redirections. The Autodiscover redirect warning is as follows: Allow this website to configure user1@cust1.com server settings?

In a Microsoft Exchange Server deployment, internal URLs are returned by Autodiscover V2 even if your organization is using external URLs. This may prevent Microsoft Teams from synchronizing meeting information and prevents Exchange Online from synchronizing devices using cached Outlook mailboxes.

Error: SMTP Autodiscover Failed. For most popular email providers that offer IMAP/SMTP, the Outlook service already knows the correct SMTP server settings. If we don't know the correct settings, the service tries to discover them, but it doesn't always succeed.

When a user or administrator tries to access a website (for example, Outlook Web App (OWA), Exchange Control Panel (ECP), Autodiscover and so on) through the Client Access services (CAS), an unhandled exception occurs.