Lenovo ThinkPad X1 Carbon User Manual page 85

.
"
.
UEFI/
. Legacy Boot Priority
: UEFI Only
. UEFI
: Legacy Only
. UEFI
UEFI Only
. UEFI
. Legacy UEFI
: POST
. ThinkPad
. : Diagnostics
To " Disabled
interrupt normal startup, press the Enter
. POST
Enabled
. Boot Menu
.
.
:
. ThinkPad
.
.
"
.
: Both
:
: Quick
Esc
. " key
F12
+ Shift
.
.
.
F12
.
. Startup
.
Enter
Both
UEFI Only
Legacy Only
UEFI First
Legacy First
Quick
Diagnostics
:
Diagnostic
. POST
Disabled
Enabled
Disabled
Enabled
F6
F5
! Shift
F10 .
. .
.
.
Boot :
:
Startup .
Boot
UEFI/Legacy Boot
UEFI/Legacy Boot Priority
Boot Mode
Option Key Display
Boot Device List F12 Option