If the DAT file you're trying to open is text, you can convert the file into text in the Microsoft Excel program by first saving it as a CSV file.

Need to edit hosts file on your computer, but not sure what it is or how to edit it? Here's a guide explaining the hosts file and the steps to edit the hosts file on Windows 10 or Windows 11.

With PrintUI, you can store a printer's configuration to a DAT file and import the settings to one or all of the other workstations in an organization.

Tokens.dat file in Windows 11/10 is a digitally signed file, which stores most of Windows activation files. Learn how to rebuild Tokens.dat file in Windows.

In this step-by-step guide, learn how to access and modify the Linux hosts file to control the mapping of hostnames to IP addresses.