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How to Fix Recipients Receiving winmail.dat files from Outlook 365

By Michele Caldwell / October 12, 2018 /

I’ve had an ongoing problem with my email recipients receiving winmail.dat files when I send them emails from Outlook using my Microsoft 365 email account and I’ve tried multiple ways of fixing the problem. I read that the problem is caused by Outlook sending emails in Rich Text Format (RTF). It includes the winmail.dat file…

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