Mac users can open the winmail. dat file using a free application (donations accepted) and extract the files hiding inside.
How to Open Winmail.dat Attachments in iOS Mail
You can copy the file on your computer, start Notepad, File > Open > Select winmail. dat and open.
You can copy the file on your computer, start Notepad, File > Open > Select winmail. dat and open. Email received from a sender using Outlook includes a Winmail.
The sender using Outlook can send an email that has rich text format (. rtf) or general standard TNEF. In the process of sending the attachments can be changed to the famous format winmail. dat making the recipient can not open it since the program of the recipient does not recognize that type of files.
Recommended by authorities like New York Times and CNET, Cisdem Winmail Viewer is always regarded as the best tool for opening Winmail. dat files on Mac system. Cisdem Winmail Viewer for mac is a one-stop solution to open winmail. dat files on Mac and allows any attachments contained in them to be previewed and saved.
WINMAIL. DAT is a UUencoded file that is sent from a Microsoft Outlook or Exchange email client. If the recipient email system is not Exchange or cannot decipher RTF, WINMAIL. DAT winds up as an attachment that is not processed. Outlook may also be configured to use WINMAIL.
dat Explorer is a free app to open those 'winmail. dat' attachments. This app is free of charge, giving you access to the original attachment files without any need for further in-app purchases.
Select "Winmail. dat Opener" from the context menu of the winmail. dat attachment in your email client. This option does not work with all Android email apps as some do not allow a fine enough attachment-to-application mapping.
dat file is simply a rich text version (TNEF) of the email that has been received, there is little reason to open it, as it would simply be a stylized version of the email you already received (much like the difference between TXT vs RTF files). In fact, Apple actually tells you to ignore winmail.
You can use this free app from the Google Play Store to open winmail.dat files on your Android:
Preventing Winmail. Dat Attachments in Outlook 2003 – 2007
When you send a message to someone whose mail client doesn't support Rich Text format (basically any other mail client which is not developed by Microsoft) or when it is improperly converted on the mail server, they will receive the message with the Winmail. dat file as an attachment.
dat when sent from Outlook. Older versions of Outlook, such as Windows XP's Outlook 2003 and 2007, may have problems when sending PDF XLS and DOC attachments to Apple devices. These attachments can get converted to winmail.