> On 28/12/2020 13:15 Juri Haberland <j...@koschikode.com> wrote: > > > On 28/12/2020 09:44, Matthias Fechner wrote: > > Am 27.12.2020 um 16:11 schrieb Juri Haberland: > >> I can't help you with your performance problem, but for Thunderbird to > >> check all folders, you need to set "mail.check_all_imap_folders_for_new" > >> to 'true' in the Thunderbird config editor. > > > > I think the setting is: > > mail.server.default.check_all_folders_for_new;true > > Both settings exist, but you are right, my setting is deprecated: > > From > http://kb.mozillazine.org/Checking_for_new_messages_in_other_folders_%28Thunderbird%29#IMAP: > > Thunderbird used to support setting > > mail.check_all_imap_folders_for_new to true to make it check every remote > > folder for new mail. The downside was there is no way to exclude a specific > > folder (such as a junk mail folder). However, that setting was replaced in > > version 5.0 with server-specific ones. Set > > mail.server.default.check_all_folders_for_new to true instead to make it > > effective for all accounts using the Config Editor. > > > Regards, > Juri
Try adding `mail_debug=yes` to your dovecot config and check logs Aki
