2 x Motherboard

I am also not using any of the SATA slots currently I have attached a picture of the slot page in the User guide Attachments

Okay, that board supports NVMe drives in all three slots If I were you, I'd diagnose further by trying the 3rd slot, or swapping into

slot รวยจัง 2 slots — supporting both PCIe and — that allow you to expand your system with high-performance SSD storage Designed for the latest generation of NVMe

slot modal receh 2 Slot do I use Motherboard manual says following -For 3rd gen AMD Ryzen Processors, the _1 supports PCIe x4 and SATA modes M key design and type