PCIe 4 Ready - MSI B550-A Pro Slot Not Working

MSI Katana GF66 msi slot Katana GF66 ; Memory Max 64GB DDR4-3200 2 Slots · Storage Capability 2x SSD slot · Webcam HD type ; Memory Max 64GB DDR4-3200 2 msi a320ma pro m2 slot Go in to BIOS and Set PCIE to AUTO or Gen 4 it may be getting hung up on the gen 5 PCIE slot So boot to bios from second slot

msi b450m provdh max m2 slot Well-known member As I know, there is no sim card slot on msi laptop