OK we have a client that we moved to exchange and now one user has winmail.dat attachments on anything she sends that has an attachment. It seems as if some people only get the winmail.dat ...

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?

However, either approach will get you through the barrier of winmail.dat files, so if you regularly receive these cryptic attachments from Outlook users, you should check one of these out.

Open Winmail.dat Files Sometimes I receive attachments with the name Winmail.dat that drive me crazy. I can never open them, not even with decoding software.

What is the deal with those winmail. dat files? I get them in my email all the time, and nothing seems to be able to open them.

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?

Finally, try WMDecode, a free utility that will scan the Winmail.dat file for attachments (and only attachments, not the formatted version of the e-mail) and save the items along with their ...

The rest of us — and believe me, our numbers are significant — see the message along with a winmail.dat attachment that we can not open.

QSome of my buddies' e-mails show up with an unopenable attachment called "winmail.dat." Am I at fault, or are my friends? AYou can blame your pals, but the responsibility properly falls on ...

Outlook “letterbomb” exploit could auto-open attacks in e-mail Fixed by Microsoft's latest patches, bug could be "enterprise killer," says researcher.