Winmail.dat Reader

Pick the way that suits you: the Online Reader works in any browser with nothing to install, or use Winmail.dat Reader for Windows.

» How to use the Online Reader

1. Save the winmail.dat (or ATT00001.dat) attachment to your device.
2. Open the Online Reader and drop the file on the box, or click/tap it to choose the file.
3. The file is decoded in your browser and is not uploaded. The subject, body and attachments are shown, and each attachment can be downloaded.
4. If the file is not a winmail.dat, the page says so and shows what it found (a renamed document, an unpacked archive, ...).

Works on Windows, Mac, Linux, iPhone/iPad and Android.

» How to use Winmail.dat Reader for Windows

1. Save the winmail.dat e-mail attachment to your hard-drive.
2. Open the Winmail Reader Application and click Open winmail.dat button.
3. Select the previously saved file.

1. Select to open the winmail.dat attachment double-clicking on it or using the right mouse button.
   
   
   On the first time only:
   1. Choose the Open with option and then press Browse...
   2. Select the WinmailReader.exe file (usually found on the "Program Files\Winmail Reader" folder).
   3. Select the option Do this automatically for files like this from now on

Don't have it yet? Download Winmail.dat Reader.