Hello there. I have a fresh installation of nextcloud (13.0.4) running on my Ubuntu 18.04 homeserver behind a Fritzbox on a default LEMP Stack. I tried to configure Nextcloud to send emails with my posteo.de account. This is the relevant part of my config: ‘mail_domain’ => ‘MYNEXTCLOUDDOMAIN’, ‘…

is your problem related to this? [image] Gmail SMTP Email Server config ℹ️ Support Is your problem related to this? https://github.com/nextcloud/server/issues/7421