The HP 14 Notebook 14-am080nd Comes in 3 Different Drive Options from HP and Supports Single Drive Configuration Only. (One 2.5" Solid State Drive or Hard Drive) or (One M.2 NGFF (2280) Solid State Drive using a Adapter Bracket) or (One eMMC Solid State Flash Drive using a Adapter Bracket) Note: When the M.2 (2280) Solid State Drive or the eMMC Flash Drive are Installed, they occupy the 2.5" Drive bay using a adapter bracket. If replacing the M.2 Drive or the eMMC Flash Drive for a 2.5" Drive, you will need the 2.5" Drive bracket p/n 859126-001 and the 2.5" Drive cable/connector p/n 815139-001 for installation. If replacing the eMMC Flash Drive for a M.2 Drive, you will need the M.2 Drive board p/n 822347-001 for installation. If replacing the 2.5" Hard Drive for a 2.5" Solid State Drive, remove the bracket from the Hard Drive and install it on the Solid State Drive. (The M.2 Drive board supports SATA only Solid State Drives)