Lenovo U300e Laptop (English) User Guide - Page 131

Updating your system UEFI BIOS

Page 131 highlights

Table 6. Startup menu items (continued) Menu item Selection UEFI/Legacy Boot • Both • UEFI Only • Legacy Only UEFI/Legacy Boot Priority Boot Mode Option Keys display (ThinkVantage button message) • UEFI First • Legacy First • Quick • Diagnostics Note: You can also enter the "Diagnostic" mode by pressing Esc during POST. • Disabled • Enabled Boot Device List F12 Option Boot Order Lock • Disabled • Enabled • Disabled • Enabled Comments Select system boot capability. • Both: System will boot by following UEFI/Legacy Boot Priority setting. • UEFI Only: System will boot from UEFI enabled OS. • Legacy Only: System will boot from any OS other than UEFI enabled OS. Note: If you select UEFI Only, system cannot boot from the bootable devices which do not have UEFI enabled OS. Select priority of boot option between UEFI and Legacy. Screen during POST: • Quick: ThinkPad Logo screen is displayed. • Diagnostics: Test messages are displayed. If you select "Disabled," the "To interrupt normal startup, press the blue ThinkVantage button." message is not displayed during POST. If you select "Enabled," the F12 key is recognized and the Boot menu is displayed. If you select "Enabled," the Boot Priority Order is locked for your future use. Updating your system UEFI BIOS The Unified Extensible Firmware Interface (UEFI) BIOS is a part of the system programs that make up the basic layer of software built into your computer. UEFI BIOS translates the instructions from other software layers. Your computer system board has a module called electrically erasable programmable read-only memory (EEPROM, also referred to as flash memory). You can update UEFI BIOS and the Configuration/ThinkPad Setup Program by starting your computer with a flash update tool application running on the Windows environment. In some instances when you add software, hardware, or a device driver, you may be informed that you need to update your UEFI BIOS in order for the new addition to work properly. To update your UEFI BIOS, go to the following Web site and follow the instructions on the screen: http://www.lenovo.com/ThinkPadDrivers Chapter 8. Advanced configuration 115

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Table 6. Startup menu items (continued)
Menu item
Selection
Comments
UEFI/Legacy Boot
Both
UEFI Only
Legacy Only
Select system boot capability.
Both
: System will boot by
following
UEFI/Legacy Boot
Priority
setting.
UEFI Only
: System will boot from
UEFI enabled OS.
Legacy Only
: System will boot
from any OS other than UEFI
enabled OS.
Note:
If you select
UEFI Only
,
system cannot boot from the
bootable devices which do not have
UEFI enabled OS.
UEFI/Legacy Boot Priority
UEFI First
Legacy First
Select priority of boot option between
UEFI and Legacy.
Boot Mode
Quick
Diagnostics
Note:
You can also enter the
“Diagnostic” mode by pressing Esc
during POST.
Screen during POST:
Quick
: ThinkPad Logo screen is
displayed.
Diagnostics
: Test messages are
displayed.
Option Keys display
(ThinkVantage
button message)
Disabled
Enabled
If you select “Disabled,” the “To
interrupt normal startup, press the
blue ThinkVantage button.” message
is not displayed during POST.
Boot Device List F12 Option
Disabled
Enabled
If you select “Enabled,” the F12 key
is recognized and the Boot menu is
displayed.
Boot Order Lock
Disabled
Enabled
If you select “Enabled,” the Boot
Priority Order is locked for your future
use.
Updating your system UEFI BIOS
The Unified Extensible Firmware Interface (UEFI) BIOS is a part of the system programs that make up the
basic layer of software built into your computer. UEFI BIOS translates the instructions from other software
layers.
Your computer system board has a module called electrically erasable programmable read-only memory
(EEPROM, also referred to as flash memory). You can update UEFI BIOS and the Configuration/ThinkPad
Setup Program by starting your computer with a flash update tool application running on the Windows
environment.
In some instances when you add software, hardware, or a device driver, you may be informed that you need
to update your UEFI BIOS in order for the new addition to work properly.
To update your UEFI BIOS, go to the following Web site and follow the instructions on the screen:
Chapter 8
.
Advanced configuration
115