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

アドインのインストール後は、「MS Word」XP/2003の[ファイル]メニューや、「MS Word」2007で新設された画面左上の“Officeボタン”メニューに[Open ODF ...

If you're having trouble opening a DAT file, I'll show you a simple and free way to do it. This method works on both Mac and PC. Just open your browser and go to winmaildat.com. It's a ...