New SSD Not Showing Up In BIOS

ASRock B450M steel legend motherboard tutorial link for correct type of ssd:

If you have the option of multiple slots where at least one supports PCIe, it's worth considering your secondary slot for an SSD upgrade When combined with

m2 vs nvme slot 0 that doesn't cannibalize your GPU PCIe-Lanes, on A X570 you are most likely not limited You're running

m2 pcie slot Nope, no other M2 or SATA devices are connected Again, the problem is the drive is not detected by the BIOS, it's not a configuration problem