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 ...

Q: Most of my e-mails from work come with winmail attachments. I have tried to open these files through multiple different programs, without success, on iPhone iPad, and my PC. How can I open these? — ...

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: When I send an attached PDF, some recipients say they cannot open the attachment. I use O360 Outlook to send from a desktop with Windows 10. I sent a test email to myself to see how my Samsung S7 ...

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 ...

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 ...

It’s been at least a year since I’ve received an email with a winmail.dat file as an attachment. Winmail.dat and MSG files are created when someone using Microsoft Outlook adds special formatting, ...

DAT files are data files used to store information for various types of software. Different applications are used to store the information and, therefore, DAT files can be opened by more than one ...