Does SSD Card mess with PCI express?

Does SSD Card mess with PCI express? m 2 card slot Card Type Naming Convention (Source: PCI Express Use ONLY when a double slot is being specified Label included in height m2 vs nvme slot Is your motherboard missing an slot? If so, you can purchase a PCIe adapter card with an slot These are relatively inexpensive, so won't bump

m2 vs nvme slot It seems only the CM4 with wifi, 8GB ram, sd card type can detects the m2 ssd I have cross tested , not the ssd issue not the board slot issue

m2 slot pc 2 connector slot SSDs are rectangular in shape Generally, they are 22 millimeters wide and usually 60 mm or 80 mm long, although card lengths can be MSI XPANDER-AERO, The PCI-Express card offers four extra slots to increase your storage capacity at maximum speed