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.

Getting a DAT file open on your Windows machine can require one of a few different approaches — to be determined by the kind of data the DAT file contains.

How to Open a .DAT File. .DAT is a commonly used file extension for saving generic data records. The information contained within a .DAT file depends on the program used to create it, but it will ...

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 ...