If the DAT file is a video, you can open it with its associated video app. However, if you aren't sure what app it's intended for, VLC Media Player should be able to open it as well.

Once done, you can choose multiple .txt files and open them. All of them will be opened in a separate window. If you cannot find this option even in Windows 11, you must update the Notepad app.

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 ...

Microsoft just gave the Windows 11 Notepad app a controversial feature that people are ... can open winmail.dat files. If you are on an iOS device, try Winmail File Viewer. GOT A TECH QUESTION ...