The HP 245 G4 Notebook Supports Single Drive Configuration Only. (One 2.5" Solid State Drive or Hard Drive) Note: If replacing the 2.5" Hard Drive for a 2.5" Solid State Drive, remove the Hard Drive bracket and Hard Drive connector from the Hard Drive and install them on the Solid State Drive. (The Hard Drive hardware kit p/n 813510-001 Includes: Hard Drive Bracket, Hard Drive Connector and Screws)