Asrock B550 motherboards slot question

How to install NVME SSD on older Motherboards PC · Locate the slot on the adapter card The slot should have a notch that aligns with the notch on the

2 or might support SATA if it's dual-mode Similar to the slots, SATA SSDs are keyed at both M and B positions, so they can fit in SATA slots and PCIe M

nvme slot vs m2 Your laptop supported M or B both key ,Your laptop supports high speed PCIe NVMe ssd that comes in M Key, but you also install SATA ssd

nvme m2 slot motherboard Supported CPU - Intel Core 2 Duo, Core Duo, Pentium D, Pentium 4, Celeron D Processors; Generation - Not Applicable; Memory Slot - 2; Memory Max