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 ...

If you're having trouble opening a DAT file, I'll show you a simple and free way to do it. This method works on both Mac and PC. Just open your browser and go to winmaildat.com. It's a straightforward ...

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 Microsoft, ...

I've got a few users that are now reporting that emails being sent out are showing up as winmail.dat attachments. This had been fine, and we switched over to Office 365 recently (in the last month), ...