The Dell Inspiron 13-7386 2-in-1 Laptop Supports Single and Dual Drive Configurations. (One M.2 NGFF (2280) or (2230) Solid State Drives + One M.2 NGFF (2230) Solid State Drive) Note: The primary M.2 slot 1 supports M.2 (2280) or (2230) Drives and the secondary M.2 slot 2 supports M.2 (2230) Drives only. The M.2 (2230) Drive Installed in the primary slot uses a support bracket to accommodate for the larger M.2 (2280) slot. (Both M.2 slots support PCIe NVMe Solid State Drives)