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Why do some of my messages have a “winmail.dat” file attached in addition to or instead of the normal attachment(s)?

This has to do with Microsoft Outlook and Exchange mail software, please see the following:

How to Prevent Winmail.dat Attachments from Being Sent in Outlook (https://www.lifewire.com/prevent-sending-winmail-dat-attachments-1173717)

Filed Under: FAQs, Webmail

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