Devices not found zimaos

Hello I have a HP PRO SFF 400 G9 i5 12500. I already managed to install zimaos and got it to run very easily. But I recently added an nvme and tried to install the os on there.

But now when I launch the installer, it gives me the “no devices found” on the drive selection screen.

I have tried switching USB, using balena etcher. Changing nvme, adding an SSD via sata.

I managed to install Ubuntu on the new drive no problem. But still zima os installer doesn’t detect any of my 3 drives.

Sometimes it detects the USB containing my Ubuntu install but not always.

Since Ubuntu can see and install to the drives, the hardware itself is probably okay. This sounds more like the ZimaOS installer is not seeing the storage controller correctly, or the BIOS storage mode is different from what the installer expects.

On many HP business PCs, there can be BIOS options such as Intel RST / RAID / VMD / Optane storage mode. Ubuntu may include the needed driver, but the ZimaOS installer may not detect drives when the controller is hidden behind one of those modes.

I would check the BIOS first:

  1. Enter BIOS / Setup.
  2. Look for storage settings.
  3. If you see RAID, Intel RST, VMD, or Optane mode, try changing it to AHCI / normal NVMe mode.
  4. Save and reboot into the ZimaOS installer again.

If it still says no devices found, it would help if you could boot Ubuntu from the USB and run these commands, then paste the output here:

lsblk -o NAME,SIZE,TYPE,FSTYPE,MODEL,MOUNTPOINT
lspci -nn | grep -Ei 'storage|sata|nvme|raid|vmd'
sudo dmesg | grep -Ei 'nvme|sata|ahci|vmd|raid|ata'

That will show whether the drives are normal NVMe/SATA devices, or whether they are sitting behind an Intel VMD/RST controller that the ZimaOS installer may not support correctly.

I got it working thanks to you. It was the VMD option in bios, I must have activated it resetting the bios settings

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