Moving a message from one folder to another with thunderbird, gmail-app on android and horde webmail has always the same behaviour. The \Recent flag ist set and the \Seen-Flag is removed in the new folder. So it is not a problem of thunderbird.
BR Jakob Am 04.12.18 um 17:31 schrieb Jakobus Schürz: > This is, what the logs say, when i move a message to another folder > with thunderbird drag&drop > > Dec 04 17:22:24 mymail dovecot[16982]: > imap(user.name)<17010><XtHsqjR8JqbV0J0m>: copy from INBOX/Arbeiten/bla: > box=INBOX, uid=849, msgid=<a133b9b2-6913-14e8-f509-b6c81750e...@bla.com>, > from=Full Name <u...@bla.com>, subject=TEST005, flags=($label3 NonJunk) > Dec 04 17:22:24 mymail dovecot[16982]: > imap(user.name)<17010><XtHsqjR8JqbV0J0m>: expunge: box=INBOX/Arbeiten/bla, > uid=7, msgid=<a133b9b2-6913-14e8-f509-b6c81750e...@bla.com>, from=Full Name > <u...@bla.com>, subject=TEST005, flags=(\Seen $label3 NonJunk) > > So i think, there is a Problem with dovecot. Is it possible, that a > misconfiguration causes such a behaviour? > > It is only the \Seen flag which is removed and obviously the > \Recent-flag, which is set, when i move a message to another folder. > All other Flags can i set/remove with sieve-filters. > Maybe these flags are set correctly, but then is another process, > which removes the \seen and sets the \recent flag on every new message > in a folder... > > > BR Jakob > > > > Am 04.12.18 um 17:02 schrieb Michael Slusarz: >>> On December 4, 2018 at 8:48 AM Jakobus Schürz <wertsto...@nurfuerspam.de> >>> wrote: >>> >>> I have an additional information. >>> >>> Moving a already seen messsage to another imap-folder (drag&drop in >>> thunderbird) shows this email in the other folder as unseen and recent. >>> >>> Is this normal behaviour? >> Depends on what Thunderbird is doing. If it is doing a COPY, flags will be >> preserved per IMAP spec. If it is doing an APPEND, then Thunderbird would >> be responsible for transferring the flags (and clearing the recent flag) to >> match COPY semantics. >> >> michael