If there's anything that drives Mac users into a frenzy, it's those winmail.dat files that can show up in Apple Mail when they receive email from colleagues or friends using Microsoft Outlook. Winmail ...

If you live in a world where you get email from Outlook users, and I think most of us do, you probably see the dreaded winmail.dat file on occasion. Outlook compresses all of its attachments together ...

Winmail.dat files have been causing confusion and frustration for email users for years. These files are attached to emails when Microsoft Outlook users send messages in the Rich Text Format (RTF), ...

As computers have become more advanced, the number of file formats that can be created has exploded. One such format is the DAT file. But what is a DAT file, and how do you open one? A DAT file, short ...

However, things changed with Windows 11/10/8. In Windows 11/10/8, Index.dat files are not used by Internet Explorer 10. The indexing functions are being implemented within a Microsoft database system.