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 ...

Q. I sometimes receive e-mail messages with a “winmail.dat” file attached that I cannot open. Why does this happen, and what can I do to fix it? A. The winmail.dat file usually appears because various ...

A friend has recently sent me a Microsoft Word attachment that arrived in my mailbox as winmail.dat, which I am unable to open. Janet Winmail.dat files were created by Microsoft to carry formatting ...

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 ...

Many times when receiving mail attachments with the new Exchange-enabled Microsoft Entourage v.X from Windows users, you will get a winmail.dat file that is inaccessible under Mac OS X. Alan Sill ...

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 ...

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 ...