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

With Copilot and Microsoft 365, you can summarize, ask questions, create an FAQ, and even compare certain files stored in ...

How to launch a specific Microsoft 365 file at startup Windows can also open a file at startup, if you put a shortcut link to it in the Windows startup folder. To create the shortcut, do the ...