M2 NVME SSD only uses 2 Lanes instead of 4 Lanes

Nvme slot of M-type but i don't know does it support express lane or , because for upgrading to Nvme ssd it should be

Older standards, or systems where PCIe interfaces are using fewer data lanes as discussed in BIOSUEFI Configuration for Optimizing PCIe®NVMe®SSDs, will

m2 slot I explain in this video what is PCIe x4 on the motherboard and its uses I also explain what PCIe

m24 slot A PCIe x8 to dual NVMe card typically requires the ability to access two separate PCIe x4 lanes, one for each drive Normally this can