System upgradeUpgrade ThinkSystem SAN OS softwareUpgrade drive firmwareUpgrade drive firmwareYou upgrade your drives' firmware to make sure you have all the latest features and bug fixes.Download drive firmware files from support siteYou download the drive firmware files from the Lenovo Support Web site to your management client.Begin drive firmware upgradeYou upgrade your drives' firmware to make sure you have all the latest features and bug fixes.Give documentation feedback