why do a pdf turn to a windat files show up as winmail.dat
Outlook can sometimes reformat attachments to 'winmail.dat'. This is most often when the email client is sending out emails that contain Rich Text such as bolg, italics, etc. The formatting is stored in the winmail.dat file.The recipient email clients may store that data as an attachment.omments: 5. Outlook can sometimes reformat attachments to 'winmail.dat'. This is most often when the email client is sending out emails that contain Rich Text such as bolg, italics, etc. The formatting is stored in the winmail.dat file. The recipient email clients may store that data as an attachment.