PCIe X16 4 five to NVMe M SSD 4Port Convert Card Computer Mainboard Expansion Adapter with 4 Instruction LightNote: M NGFF SSD isn't always supportedPlease Notice:1 This card solely help mainboard PCIe x16 card slot assist PCIE sign splitting to 4 PCIE X4, in case your mainboard does not support this function,then your mainboard only can appreciate 1 harddisk Then please do not order this adapterAs usually , if mainboard BIOS display " PCIEX16 Bifurcation", meaning the mainboard help PCIE sign splitting to four PCIE X42 Only support 2230 2242 2260 2280 NVME or AHCI protocal M SSD, does not assist NGFF3 the mainboard PCIE slot which sharing huge band, If you insert PCIE X16 X8 X4 into the adapter, also lead the adapter can not be identified hook up with four similar specification and same mannequin M SSD, to make sure the feature of SSD preserve identical It is determined by your mainboard,has no longer relation with the adapter Setting Instruction:BIOS atmosphere PCIE X16 to X4X4X4X4Some motherboard BIOS setting is as followsThe PCIE splitting possibility for R6EQ, Hyper M X16(Data) is X4X4X4X4