On Sun, 21 Mar 2021 16:14:35 +0900 Kentaro Hayashi <ken...@xdump.org> wrote: > Hi, > > I've tried sylpheed 3.7.0-8 with the following sample attachment. > (recognized as message/rfc822) > > https://www.phpclasses.org/browse/file/14672.html > > It seems that it is not reproducible. > > > >
Hi: The result of my test is: If the attachment is a ".eml" file, the "content disposition" attribute of the attachment in the email content is "inline" instead of "attachment". Many mailbox clients, including sylpheed, will not view it as an attachment.