TrueNAS SCALE 25.04 Fangtooth - installation/upgrade in 2025

TrueNAS SCALE 25.04 Fangtooth is the latest version of the popular storage management system, which brings many important new features. In this post, we'll show you how to install or upgrade TrueNAS to version 25.04 safely and quickly. You will also learn how not to lose data during the migration and how to restore your previous configuration.