ASRock X670E PG Lightning Software/BIOS Setup Guide - Page 83

Boot Screen, Launch PXE OpROM Policy, Setup Prompt Timeout, Bootup Num-Lock

Page 83 highlights

AMD X670/B650 Series 3.8 Boot Screen This section displays the available devices on your system for you to configure the boot settings and the boot priority. CSM CSM (Compatibility Support Module) is enabled for better compatibility for the non-UEFI driver add-on devices. If you are using UEFI aware OS and all of your devices support UEFI, you may also disable CSM for faster boot speed. Configuration options: [Disabled] [Enabled] Launch PXE OpROM Policy [UEFI only] Select this item to run those that support UEFI option ROM only. [Do not launch] Select this item to not execute both legacy and UEFI option ROM. Launch Storage OpROM Policy [UEFI only] Select this item to run those that support UEFI option ROM only. [Do not launch] Select this item to not execute both legacy and UEFI option ROM. Setup Prompt Timeout Allows you to configure the number of seconds to wait for the setup hot key. Bootup Num-Lock Allows you to select whether Num Lock should be turned on or off when the system boots up. 79

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79
AMD X670/B650 Series
3.8
Boot Screen
°is section displays the available devices on your system for you to configure the
boot settings and the boot priority.
CSM
CSM (Compatibility Support Module) is enabled for better compatibility for the
non-UEFI driver add-on devices. If you are using UEFI aware OS and all of your
devices support UEFI, you may also disable CSM for faster boot speed.
Configuration options: [Disabled] [Enabled]
Launch PXE OpROM Policy
[UEFI only]
Select this item to run those that support UEFI option ROM only.
[Do not launch]
Select this item to not execute both legacy and UEFI option ROM.
Launch Storage OpROM Policy
[UEFI only]
Select this item to run those that support UEFI option ROM only.
[Do not launch]
Select this item to not execute both legacy and UEFI option ROM.
Setup Prompt Timeout
Allows you to configure the number of seconds to wait for the setup hot key.
Bootup Num-Lock
Allows you to select whether Num Lock should be turned on or off when the system
boots up.