BIOS Setting
XHCI Pre-Boot
Driver
XHCI Mode
EHCI1
EHCI 2
PMB-901LF USER
USB Configuration Screen
Options
- Disabled
- Enabled
- Smart Auto
- Auto
- Enabled
- Disabled
- Disabled
- Enabled
- Disabled
- Enabled
'
S MANUAL
Chapter 4 AMI BIOS Setup
Description/Purpose
Enable or disable XHCI Pre-Boot
Driver support.
Select operation mode of XHCI
controller.
Enables Enhanced Host Controller
Interface 1 for high-speed USB
functions (USB 2.0).
Enables Enhanced Host Controller
Interface 2 for high-speed USB
functions (USB 2.0).
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