: SOGo often keeps "deleted" emails in a trash folder that still counts against your quota. Right-click the folder and select Empty Trash Clear Large Attachments
This is often the main culprit. Sort your sent messages by Size (click the "Size" column header) and delete old emails with large PDF or image attachments. tuhh webmail sogo full
: TUHH mail clients typically save outgoing mail in a folder named "Sent". Periodically clearing this folder can significantly reduce storage usage. Technische Universität Hamburg Technical Support : SOGo often keeps "deleted" emails in a