While the BIOS firmware supports both legacy and Unified Extensible Firmware Interface (UEFI) BIOS boot modes; the default setting is legacy boot mode. Oracle VM supports only legacy boot mode at this time.
If you have not changed the BIOS boot mode from the default, you can skip this procedure.
If the BIOS mode has been set to UEFI mode, use the following procedure to set it to legacy mode.
POST messages appear on the console.
The BIOS Setup Utility main screen appears.
The Boot Menu screen appears.
Next Steps