You can open .DAT files that contain text, with text editors, like Notepad, Notepad++, VS Code, etc. But it is not possible to know what contains in a DAT file.

How to Open a DAT File in Word. File extensions usually tell your computer something about a particular file and how to open it. For instance, when the computer encounters a DOCX file, it will use ...

How to View a DAT File. 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 ...

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 ...

The default setting for Windows is to not display a file's extension. Therefore, when viewing files in Windows you would only see the portion of the filename that precedes the last period in ...