* Dr. Internet columnist Steve Blass offers advice on how to open winmail.dat files We keep getting e-mail attachments in winmail.dat files, and can’t open them. What’s going on? Is there a utility ...

.dat can mean many things. data of any type quite often ends up with these extensions. How about using the app that created them? You can also try viewing them in notepad.

Have you ever encountered a strange file with an NTUSER.DAT name on your Windows PC? Don't worry, it's not a virus, but quite an important file. In this article, we'll explain what it is and why you ...

This post helps to fix the 0x8000fff error in Outlook when adding data files. Some users have reported that when they attempt to create or open an Outlook Data File ...