This section describes how to use the BIOS Setup Utility on your system, and provides guidelines and instructions for selecting Legacy BIOS Boot Mode or UEFI Boot Mode. It includes:
Your system is equipped with Unified Extensible Firmware Interface-compatible BIOS (UEFI BIOS), which avoids many of the limitations of legacy BIOS. However some operating systems cannot boot in UEFI Boot Mode, so UEFI BIOS provides the ability to select boot modes. The default is Legacy BIOS Boot Mode.
See your server documentation for more details about the BIOS Setup Utility.