The most interesting solution from a reader was to open the winmail.dat file in Notepad to identify the correct filename for the attachment, then re-name the winmail.dat file with the correct ...

Q: I'm part of a group of 80 people who every week receive an e-mail with an Adobe PDF file attachment. But when I receive the e-mail, the PDF has been converted to a Winmail.dat file that my e ...

If you regularly receive winmail.dat files from business associates, Letter Opener is well worth the investment.

That could be harmful to the computer and the operating system. Q: I have received an email with an attachment called winmail.dat that I am unable to open. Can you tell me how to access this file?

If you've ever received a forward from an Outlook user in Mail.app containing an attached winmail.dat file, you probably scratched your head wondering why this strange file ended up in your inbox ...

We keep getting e-mail attachments in winmail.dat files, and can't open them. What's going on? Is there a utility that can extract the attachments from these?