The mails with subject "Attachment was not deleted" have began to arrive regularly. [upl-image-preview uuid=b840646b-ffd4-401b-a5b8-eb96b8556909 url=https://community.mailcow.email/assets/files/2025-04-14/1744610682-98758-snimok-ekrana-2025-04-14-090416.png alt={TEXT?}]

@"pkernstock"#p24119 It didn't work. The letter appears in the incoming mailbox anyway.

Attachment was not deleted

The mails with subject “Attachment was not deleted” have began to arrive regularly.

Move them to Junk folder to learn them as spam.

pkernstock It didn’t work. The letter appears in the incoming mailbox anyway.

You could build some custom rspamd rules to filter them. Or keep moving them into junk folder to train these emails with the BAYES algorithm.