The internal format of a Winmail.dat file is not documented. A few attempts have been made to reverse-engineer the format, with only partial success.
On May 8, 2015 12:49:45 PM CDT, Richard <[email protected]> wrote: > A winmail.dat file/attachment is the result of the Outlook client's > encapsulation of its internal rich text format. The underlying > document is not a MSword document proper. This MS proprietary format > is understood by other MS clients/applications, but mostly not the > rest of the world. > > I have no problem with .doc/.docx with K-9. The attachments appear > as they should, and there are a range of Android apps that can open > them. > > I don't use MS anything so am guessing a bit, but suspect that a > MSword (.doc/.docx) document isn't actually being attached to the > message. Rather it may be being opened in outlook, transformed to > the outlook RTF format and then encapsulated when that document is > sent from outlook as a message. > > See MS's answer on what to do if (non-MS) recipients are receiving > winmail.dat attachments. > > <https://support.office.com/en-us/article/Recipients-receive-a-winmaildat-attachment-1735ba97-39b8-40d4-ba17-0e0150ef87a8?CorrelationId=962a64e3-2990-443c-8e25-7829c274739a&ui=en-US&rs=en-US&ad=US> > > > > ------------ Original Message ------------ > > Date: Friday, May 08, 2015 10:04:24 AM -0700 > > From: Cindy <[email protected]> > > > > k9 used to accept word documents just fine. The document still > > shows up fine out on the web and on my desktop, just not k9 so I > > don't think it is totally an Outlook thing. Either way, what can > > be done to get k9 to go back to accepting word documents > > correctly and not turning them into a winmail.dat file? > > > > Thank you, > > Cindy > > > > On Thursday, May 7, 2015 at 10:03:07 PM UTC-5, Seth Holmes wrote: > > > >> IIRC, that's an Outlook thing. > >> > >> On May 5, 2015 5:30:13 PM EDT, Cindy Backstein wrote: > >>> > >>> Word document attachments that come in correctly on the desktop > >>> show up as winmail.dat files on my Samsung Galaxy S3. Why? > >>> What can be done to fix this problem? Thanks. > >>> > >>> > >> -- > >> Seth H Holmes > >> Sent from my Nexus 7 with K-9 Mail. Please excuse my brevity. > > ------------ End Original Message ------------ -- John F. Eldredge -- [email protected] (615) 299-6451 "Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that." -- Martin Luther King, Jr. -- -- You received this message because you are subscribed to the K-9 Mail Users List. To post to this group, send email to [email protected] To unsubscribe, email [email protected] To report an issue with K-9 Mail, visit http://code.google.com/p/k9mail/issues/list For more options, visit this group at http://groups.google.com/group/k-9-mail --- You received this message because you are subscribed to the Google Groups "K-9 Mail" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
