docker compose -f /opt/mailcow-dockerized/docker-compose.yml exec redis-mailcow redis-cli DEL Q_LAST_NOTIFIED
Reset the quarantine notification timestamp in Redis
DEL Q_LAST_NOTIFIED removes the key that records when the last quarantine notification round was sent. Combined with resetting the notified flag in MySQL, this makes Mailcow resend quarantine digests. Run it only when you deliberately want to re-notify users.
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