Summary. Autodiscover is the feature that Outlook uses to obtain configuration information for servers to which it connects. In Outlook 2016 with Exchange servers, Autodiscover is considered the single point of truth for configuration information and must be configured and working correctly for Outlook to be fully functional.

Cause. This issue occurs because the System.ServiceModel.Diagnostics.CallbackException function in the Microsoft.Exchange.Autodiscover.WCF.LegacyErrorHandler ...

When you receive this warning message, you can click Continue to accept the warning.However, the warning may reappear the next time that Autodiscover runs. Cause. This issue occurs in Outlook 2016 for Mac version 15.9 and later versions when Outlook performs an Autodiscover operation and tries to connect to a service endpoint whose expected name is not present on the server's Secure Sockets ...

Step 5: Re-create the Outlook profile. If the existing Outlook profile is corrupted, this corruption could be the cause of the issue. Corruption may have occurred if Outlook stopped responding.

Symptoms. Assume that you try to make a GET request to get the AutodiscoverV1 endpoint for a mailbox (for example, user1@contoso.com) that’s hosted on Microsoft Exchange Server 2019 or Exchange Server 2016.

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Resolution. Note The auto-mapping feature is available only for Microsoft Exchange Online users. Overview of auto-mapping. In a non-hybrid deployment, auto-mapping is automatically enabled when a user is granted Full Access permissions to a mailbox by using the Add-MailboxPermission cmdlet or by using Exchange Admin Center (EAC).

Ringkasan. Autodiscover adalah fitur yang menggunakan Outlook untuk mendapatkan informasi konfigurasi server yang tersambung. Di Outlook 2016 dengan Exchange Server, Autodiscover dianggap sebagai titik tunggal kebenaran informasi konfigurasi dan harus dikonfigurasi dan bekerja dengan benar untuk Outlook untuk dapat sepenuhnya fungsional.

Cumulative Update 6 for Microsoft Exchange Server 2019 was released on June 16, 2020. This cumulative update is a security update. It includes fixes for nonsecurity issues and all previously released fixes for security and nonsecurity issues. These fixes will also be included in later cumulative updates for Exchange Server 2019. This update also includes new daylight saving time (DST) updates ...

In the source forest, remove the existing availability address space: remove-AvailabilityAddressSpace <ID of the AvailabilityAddressSpace of Target domain>