How to prevent internal emails from Microsoft Exchange generating the 'winmail.dat' attachment
Last Modified: 2023-07-11 20:57:46 Etc/GMT
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How to prevent internal emails from Microsoft Exchange generating the 'winmail.dat' attachment
Technical Articles ID:
KB96445
Last Modified: 2023-07-11 20:57:46 Etc/GMT Environment
Security for Microsoft Exchange 8.x Windows Server 2022, 2019, 2016, 2013 Exchange Sever 2019, 2016, 2013 Summary
This article describes how to prevent Microsoft Exchange from renaming and clubbing emails with the This process is required if you created custom file filtering rules to block Problem
When an Exchange user sends mail to any recipients, the attachment is converted to Cause
The Transport Neutral Encapsulation Format (TNEF) is a Microsoft-specific format for encapsulating MAPI message properties. A TNEF message contains a plain-text version of the message and an attachment that packages the original formatted version of the message. Typically, this attachment is named w The message contains an attachment named w SolutionA TNEF-encoded message contains both a plain-text version of the message and a binary attachment that packages various other parts of the original message. In most cases, the binary attachment is named w
Follow these steps to control TNEF in messages: Microsoft Support.
For additional information about how to prevent internal emails from Microsoft Exchange from generating attachment names such as winmail.dat, see the following: Affected ProductsLanguages:This article is available in the following languages: |
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