How to open a file with .dat extension?

File Type : Data file type
Compatible with (Win10, Win8, Win7, Vista and WinXP)

You'll need a new app to open this .dat file

Searching for the right program to open .dat files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.


What is .dat file extension?

The DAT file is basically found as winmail.dat in the email attachments and are created by Microsoft Exchange Servers. It is commonly acquired only by the application that created the file and might obtain data in text or binary format, and text-based DAT files can be viewed in a text editor. Many programs create, open, or reference DAT files. Important: A lot of DAT files are not meant to be opened manually by the user but are only used for application support.
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open datfiles:

  • Any Text Editor
  • Original program that created the file
  • Microsoft Windows
  • Any Text Editor
  • Original program that created the file