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 access Windows OS in Safe Mode, do any of the following:

• Press <F5> when ASUS Logo appears.

• Press <F8> after POST.

•To select the boot device during system startup, press <F8> when ASUS Logo appears.

Boot Override

These items display 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.

CSM Parameters

This option controls whether or not CSM will be launched.

Launch CSM [Always]

Configuration option: [Auto] [Always] [Never]

Boot option filter [UEFI and L...]

Configuration option: [UEFI and Legacy] [Legacy only] [UEFI only]

Launch PXE OpROM policy [DO NOT launch]

Configuration option: [DO NOT launch] [UEFI only] [Legacy only] [Legacy first] [UEFI first]

Launch Storage OpROM policy [Legacy only]

Configuration option: [DO NOT launch] [UEFI only] [Legacy only] [Legacy first] [UEFI first]

Launch Video OpROM policy [Legacy only]

Configuration option: [DO NOT launch] [UEFI only] [Legacy only] [Legacy first] [UEFI first]

Other PCI device ROM priority [UEFI OpROM] Configuration option: [UEFI OpROM] [Legacy OpROM]

Chapter 3

ASUS M5A99FX PRO R2.0

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