Dell PowerEdge C8220 Hardware Owner's Manual page 99

Option
Boot Mode (BIOS default)
Boot Type Order
Legacy Boot Device
Description
Select a system boot mode.
• BIOS: The standard BIOS-level boot interface
• UEFI: An enhanced 64-bit boot interface based on
Unified Extensible Firmware Interface (UEFI)
specifications that overlays the system BIOS.
Press <Enter> to set the preferred boot sequence from
the available devices.
Press <Enter> to set the preferred boot sequence from
the available legacy USB devices.
Using the System Setup Program
99