NVME drive not working in second slot of Asrock B450

2 slot are between the GPU and CPU, or in the lower right part of your motherboard Some motherboards even have a special metal plate that

expansion slot is the specification for on-board internal expansion cards on a motherboard Intel first introduced

m2_1 slot With the increase in motherboards and systems supporting mini-SATA and standards for SSDs, and increased demand from them being included in more

m2 expansion slot 2 slots are occupied in NVMe mode Therefore, NVMe will not disable any SATA6 ports It's exactly as in the manual, your SATA6 port will get disabled only when