The Dell Inspiron 5418 Laptop Supports Single Drive Configuration Only. (One M.2 NGFF (2280) or (2230) Solid State Drive) Note: The M.2 slot supports M.2 (2280) and (2230) Drives by moving the drive mounting bracket p/n PXNWV to accommodate the form factor. (The M.2 slot supports PCIe NVMe Generation 3.0 x4 Solid State Drives)