This package contains the Dell system BIOS update for Dell Inspiron 3480, 3580, 3583, 3780 and Dell Vostro 3480, 3580, and 3583 systems that run Windows operating system. BIOS is a firmware that is embedded on a small memory chip on the computer's system board. It controls the keyboard, monitor, disk drives and other devices. The package addresses Intel Security advisories. The security advisory is an official statement when a product is impacted by a security vulnerability and a remedy is available.