Since the update to version 14.x, the SEPPmail admin WebGUI displays the message: “To ensure a database snapshot is done every day, an LFT partition is mandatory.” Update from 20.02.2025: SEPPmail has recently added the steps to the official documentation which can be found here: https://docs.seppmail.com/de/09_ht_lft_datadisk_v14.html