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Tuesday, November 29, 2022

Outlook (Exchange Mail System) to Thunderbird (Pop System) office attachments showing winmail.dat


Having Coexistence with POP System and  Exchange 2013 Mail System,

Where Exchange 2013 Mail System users sending Email to POP System Users with Microsoft Office Attachments (.xlsx,docx) – The other end users using POP System with Thunderbird Client.

Where attachment is received as Winmail.dat as thunderbird is not able to interpret Microsoft Office attachments properly

Installing the Below plug-in in thunderbird . Thunderbird starts interpreting Microsoft office files properly.

Addon Link –


Satheshwaran Manoharan
Satheshwaran Manoharanhttps://www.azure365pro.com
Specialized in Microsoft Azure - Office 365 / Microsoft Exchange; conducted numerous projects worldwide in designing, supporting, and implementing messaging and virtualization infrastructure for medium-sized and large enterprises. Further, I am a Cloud Architect and Technical Advisor for various start-ups.

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