Keywords: truenas on old pc, trueNAS old hardware, truenas minimum requirements, zfs on old computer, build nas from old pc

So you've got an old desktop sitting in the closet. Maybe it's a retired office machine, maybe your old gaming rig from 2016. Either way, it still turns on, still has a bunch of SATA ports, and you've been thinking about turning it into a NAS. The question is: can TrueNAS actually run on that thing?

Short answer: probably yes, but there are a few things you need to know before you get started. I've done this a handful of times with different hardware, and every build taught me something the forums don't always make clear. Let me walk you through the whole process.