Solved: Upgrade HD->SSD - HP Support Community

2 drives are “keyed” at one end so as to prevent the end-user from inserting them in an incompatible socket PCIe NVMe drives are 'M' keyed SATA ones,

The PCIe 4 slot only working with an 11th generation processor probably means that the 10th generation only has 16 PCIe lanes and they all

m2 pcie 40 in 30 slot 2 SATA drive in a PCI-E only socket Performance Range Since this article is about drives in general, we are

m2 pcie slot 2 SSDs are keyed at both M and B positions, so they can fit in SATA slots and PCIe , even if they might not work in the latter NVMe SSDs are keyed only