The HP 14 Notebook 14-cf1015ds Supports Single and Dual Drive Configurations. (One 2.5" Solid State Drive or Hard Drive and/or One eMMC Solid State Flash Drive) Note: eMMC Flash Storage Drives are integrated on the system board and are not upgradable. If the 2.5" Drive was not Installed from HP, you will need the 2.5" Drive bracket p/n L24490-001 and cable p/n L23187-001 for installation.