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 ...

A CSV file is a “comma-separated values” file. In plain English, this is a text file that contains an unusually large amount of data. More often than not, this is used in order to create ...

Right-click the DAT file on your PC and click "Open." Click "Select a program from a list of installed programs" and click "OK". Click "Microsoft Excel" from the list of programs on your computer.

The winmail.dat file contains the Rich Text Format information for the message, but usually will not open normally.

After reading Where Sticky Notes are Stored, David Kampmeyer asked how to open a Sticky Notes .snt file. It’s a funny thing about Sticky Notes data files. The program is part of Windows Vista ...