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USB Configuration
Legacy USB Support
Allows you to select legacy support for USB devices.
Enabled: Enables Legacy USB support.
Disabled: Keep USB devices available only for EFI application.
Auto: Disables legacy support if no USB devices are connected.
XHCI Hand-off
This is a workaround for OSes without XHCI hand-off support. The XHCI
ownership change should be claimed by XHCI driver.
Options: Enabled, Disabled.
USB Mass Storage Driver Support
Allows you to enable or disable USB Mass Storage Driver support.
Options: Enabled, Disabled.
USB transfer time-out
The time-out value for control, bulk, and interrupt transfers.
Options: 1 sec, 5 sec, 10 sec, 20 sec.
Device reset time-out
Sets USB mass storage devices start unit command time-out.
Options: 10 sec, 20 sec, 30 sec, 40 sec.
Device power-up delay
Maximum time the device will take before it properly reports itself to the Host
Aptio Setup Utility - Copyright (C) 2021 American Megatrends, Inc.
Setup
Advanced
USB Configuration
USB Module Version
25
USB controllers:
2 XHCIs
USB Devices:
1 Keyboard, 1 Mouse
Legacy USB Support
[Enabled]
XHCI Hand-off
[Enabled]
USB Mass Storage Driver Support
[Enabled]
USB Hardware delays and time-outs:
USB transfer time-out
[5 sec]
Device reset time-out
[10 sec]
Device power-up delay
[Auto]
Version 2.20.1275. Copyright (C) 2021 American Megatrends, Inc.
Enables Legacy USB support.
AUTO option disables legacy
support if no USB devices are
connected. DISABLED option
will keep USB devices available
only for EFI applications.
: Select Screen
:
Select Item
Enter: Select
+/-: Change Opt.
F1:
General Help
F2:
Previous Values
F3/F9: Optimized Defaults
F4/F10:Save and Exit
ESC: Exit
