# How to Upgrade FreeNAS to TrueNAS

DevFeed: [How to Upgrade FreeNAS to TrueNAS](<https://devfeed.tech/articles/how-to-upgrade-freenas-to-truenas-10695.md>)

Original publisher: [Read original article](<https://technotim.com/posts/upgrade-freenas-to-truenas/>)

Author: Techno Tim

Published: 2020-08-01T14:00:00Z

Content type: tutorial

Language: en

Sources: [Techno Tim](<https://devfeed.tech/sources/techno-tim.md>)

Topics: [truenas](<https://devfeed.tech/topics/truenas.md>), [migration](<https://devfeed.tech/topics/migration.md>), [Tutorial](<https://devfeed.tech/topics/tutorial.md>), [virtual machines](<https://devfeed.tech/topics/virtual-machines.md>)

Tags: [feature-flags](<https://devfeed.tech/tags/feature-flags.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [install](<https://devfeed.tech/tags/install.md>), [migration](<https://devfeed.tech/tags/migration.md>), [offline](<https://devfeed.tech/tags/offline.md>), [plugins](<https://devfeed.tech/tags/plugins.md>), [services](<https://devfeed.tech/tags/services.md>), [truenas](<https://devfeed.tech/tags/truenas.md>), [upgrade](<https://devfeed.tech/tags/upgrade.md>), [virtual-machines](<https://devfeed.tech/tags/virtual-machines.md>)

## AI overview

A step-by-step tutorial for migrating FreeNAS to TrueNAS CORE on physical or virtualized installations, including preparation of services, jails, plugins, virtual machines, pools, and disks. It also covers offline upgrades, ZFS pool feature flags, and differences between TrueNAS and FreeNAS.

## Source excerpt

Want to migrate FreeNAS to TrueNAS today? It's simple using this step by step tutorial.We'll walk through how to upgrade FreeNAS to TreNAS CORE.We'll cover upgrading FreeNAS to TrueNAS on a physical machine (bare metal) as well as a virtualized install of FreeNAS. We'll prepare our services, jails, plugins, virtual machines, pools, and disks for the migration and then upgrade each.We'll even s...