Boot Option Priorities; Boot Override - Asus P8Z77-V PRO/THUNDERBOLT User Manual

Setup Mode [EZ Mode]
[Advanced Mode] Sets Advanced Mode as the default screen for entering the BIOS setup
program.
[EZ Mode] Sets EZ Mode as the default screen for entering the BIOS setup program.
UEFI/Legacy Boot [Enable both UEFI and Legacy]
[Enable both UEFI and Legacy]
[Disable UEFI]
[Disable Legacy
PCI ROM Priority [Legacy ROM]
In case of multiple option ROMs (Legacy and EFI Compatible), specifies what PCI option
ROM to launch.
Configuration options: [Legacy ROM] [EFI Compatible ROM]

Boot Option Priorities

These items specify the boot device priority sequence from the available devices. The
number of device items that appears on the screen depends on the number of devices
installed in the system.
• To select the boot device during system startup, press <F8> when ASUS Logo appears.
• To access Windows OS in Safe Mode, do any of the following:
- Press <F5> when ASUS Logo appears.
- Press <F8> after POST.

Boot Override

These items displays the available devices. The number of device items that appears on
the screen depends on the number of devices installed in the system. Click an item to start
booting from the selected device.
ASUS P8Z77-V PRO/ THUNDERBOLT
Enables both UEFI and Legacy boot.
Enables the Legacy boot, and disables the UEFI boot.
Enables the UEFI booth, and disables the Legacy boot.
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