Why is my SSD not showing up in BIOSWindows on a

Yes, for it to work as an NVMe SSD then Conclusion: The problem of the Athlon 3000G not recognizing any NVMe when directly attached to the slot

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_1 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

m2 slot mainboard What motherboard? Some models don't support 2 NVMe drives For example, my B450M Pro4 will support NVMe drive on the first slot