How to identify if an SSD is SATA or NVMe B key and m key Explain

Different Types of M2 SSD SATA or NVME m 2 slot key m B-key interface can support SATA bus standard and PCI-E bus standard, and it may support AHCI protocol or NVMe protocol M-key interface m2 slot pc Socket converter module NGFF type M-Key to host PCIe-NVMe SATA 80 mm SATA Ideal for connecting hard drives HDD or SDD to an connection socket

m2 nvme slot 2 SSD with 1 2 notches and was working fine but after a The key is there for a couple reasons, so you dont plug it in