Hi all, just a quick note here that I am running 23.05 Bookworm successfully on Helios4 with ZFS. I did a clean install with a self-built image. Why the self-build? For two reasons: I wanted to have working fancontrol and that required the recent patch of @Heisath - https://github.com/armbian/build/pull/5392 I ran into an issue with not being able to install kernel headers (see below) so I needed to build an image with kernel headers built-in   Build steps