Description: Select the boot device when the system wakes from LAN. If Wake On LAN is enabled, the
network administrator can turn on all of the computers in a LAN remotely through network management
software.
•
UEFI/Legacy Boot
Values:
Both
, UEFI Only, Legacy Only
Description: Define the system boot capability.
–
UEFI/Legacy Boot Priority
Values: Legacy First,
UEFI First
Description: Select the boot priority between UEFI and Legacy.
–
CSM Support
(for UEFI only)
Values: Yes,
No
Description: Compatibility Support Module (CSM) is required for starting the legacy operating system. If
you select
UEFI only
,
CSM Support
is selectable. For
Both
or
Legacy Only
mode,
CSM Support
is
not selectable.
•
Boot Mode
Values:
Quick
, Diagnostics
Description: Define which screen is displayed during the POST, the logo screen or the text message
screen.
•
Option Key Display
Values: Disabled,
Enabled
Description: If you disable this option, the “To interrupt normal startup, press Enter.” message will not be
displayed during the POST.
•
Boot Device List F12 Option
Values: Disabled,
Enabled
Description: If you enable this option, you can open the Boot Menu window by continuously pressing F12
when the computer is powered on.
•
Boot Order Lock
Values:
Disabled
, Enabled
Description: Enable this option to lock the boot device priority order.
Restart menu
Note:
The BIOS menu items might change without notice. Depending on the model, the default value might
vary.
•
Exit Saving Changes
Description: Save the changes and restart the computer.
•
Exit Discarding Changes
Description: Discard the changes and restart the computer.
•
Load Setup Defaults
Description: Restore to the factory default settings.
Note:
Enable
OS Optimized Defaults
to meet the Windows 10 certification requirements. When you
change this setting, some other settings are changed automatically, such as
CSM Support
,
UEFI/Legacy
Boot
,
Secure Boot
,
Secure RollBack Prevention
,
Intel Virtualization Technology
, and
Intel VT-d
Feature
.
•
Discard Changes
72
P52 User Guide
Summary of Contents for ThinkPad P52
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