You can turn on the Show Hidden Files option by going to File Explorer > View > Hidden Items. You'll see that there is not only an NTUSER.DAT file, but also one or several more with a LOG extension.

What is the location of NTUSER.DAT file? Can you delete the NTUSER.DAT file? How does it work? This post answers all these questions and more.

Though DAT files, which house data as the shortened name implies, are usually best left alone, here's how you can open them.

the .DAT file is the exact same as a .MPG file. if it's for home PC viewing, try re-encoding the file into DivX or ASF using a high bitrate and low keyframe intervals to maintain mpeg-like quality ...

I use notepad to open or edit .dat files associated with games. <P>Most official game sites want to sell you a book that will have the edit codes in them, but there's most likely a user site that ...

Q: I'm part of a group of 80 people who every week receive an e-mail with an Adobe PDF file attachment. But when I receive the e-mail, the PDF has been converted to a Winmail.dat file that my e ...

WaitList.dat file in Windows 11/10 WaitList.dat is a data file which has been found to contain stripped text from email, contact and document files as a function of the Windows Search Indexer.