ntuser.dat - what is it?

If you find the ntuser.dat file on Windows, you probably cannot do much with it. We'll tell you what it is.

ntuser.dat - do you need the file?

• The file ntuser.dat is usually in your user folder. In some cases, the file can also be hidden.
• Windows stores all important user-defined settings in this file. The stored information is usually linked to the registry.
• If the file is damaged or deleted, it can lead to serious complications under Windows. So don't touch the file.

In the next practical tip, we will show you what you can do if the ntuser.dat file is damaged.