Option Description• Clear LogBoot Manager ScreenOption DescriptionLEGACY/UEFI BOOT Allows you to select a one-time boot device from bootable devices list.OTHER OPTIONSBIOS Setup Enters System Setup.BIOS Flash Update Allows you to update the BIOS from the USB drive with the releasedBIOS file. This option is for advanced users.1. Download the BIOS file from dell.com/support. For moreinformation, see Updating The BIOS.2. Save the BIOS file on a USB drive (FAT32).3. Press while powering up the system to select the BIOS FlashUpdate.4. Insert the USB drive into the USB port.5. Select the BIOS file and proceed to the update.Diagnostics Allows you to enter the System Diagnostics. For more information, seeUsing System Diagnostics.Intel ManagementEngine BIOSExtensionAllows you to configure Intel MEBX.Change Boot ModeSettingsAllows you to change the boot mode (Legacy/UEFI).NOTE: If you boot the system to the BIOS boot mode after installingan operating system from the UEFI Boot Manager, the systemhangs. The reverse is also true. You must boot to the same bootmode in which you installed the operating system.Using The Boot Manager Navigation KeysKey DescriptionUp arrow Moves to the previous field.Down arrow Moves to the next field. Allows you to type in a value in the selected field (if applicable) or follow the link inthe field. Moves to the previous page till you view the main screen. Pressing in themain screen exits the Boot Manager and proceeds with system boot.22
