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? When Outlook or Outlook Express users send ...

We just switched out SMTP Proxy from our Watchguard Firewall to our Meridius SPAM Filter and so far it is working a lot better. We are getting some complaints that winmail.dat files are being stripped ...

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 and ...

Reader Richard Shaffer is perplexed by the contents of his email. He writes: Some email messages I receive contain “winmail.dat” attachments. I can’t open these with any applications I own. Any ...

EDITOR’S NOTE: This article is an excerpt from Mac Annoyances , by John Rizzo (2004; reprinted by permission of O’Reilly Media). I can’t think of any technological innovation that has more potential ...

We’ve all seen mysterious .dat file attachments in our inboxes from time to time. In most cases the .dat attachment originates in Microsoft Outlook, which produces outgoing messages using a slightly ...

Q: We have Microsoft Windows XP. Both our hot-wired PC and laptop freeze up frequently, and when we press Ctrl-Alt-Del we see that iexplore.exe has large volume in one or several locations. When we ...

One of a heaping collection of critical bug fixes pushed out by Microsoft on December 8 as part of the company's monthly "Patch Tuesday" was an update to the Microsoft Office suite designed to close a ...

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-mail ...

I was confused by your answer regarding winmail.dat. The file cannot be opened traditionally, at least to obtain what the receiver believes to be valuable contents. Rather, it’s used internally by ...