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Lenovo ThinkPad X140e User Manual

Page 105

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Table 5. Security menu items (continued)

Menu item

Submenu item

Selection

Comments

Microphone

• Disabled

Enabled

If you select Enabled, you
can use the microphone
(internal, external, or
line-in).

Anti-Theft

Computrace Module
Activation

• Disabled

Enabled

• Permanently Disabled

Enables or disables the
UEFI BIOS interface to
activate the Computrace
module. Computrace is an
optional monitoring service
from Absolute Software.

Note: If you set the
Computrace module
activation to Permanently
Disabled
, you will be
unable to enable this
setting again.

Secure Boot

Disabled

• Enabled

Enable or disable the
UEFI Secure Boot feature.
Select Enable to prevent
unauthorized operating
systems from running at
boot time. Select Disabled
to allow to run any operating
systems at boot time.

Platform Mode

• Setup Mode

User Mode

Specify the system
operating mode.

Secure Boot Mode

Standard Mode

• Custom Mode

Indicates Secure Boot
mode is standard mode or
custom mode.

Reset to Setup Mode

This option is used to clear
the current platform key
and put the system into
setup mode. You can install
your own platform key and
customize the Secure Boot
signature databases in
setup mode.

Secure Boot mode will be
set to custom mode.

Secure Boot

Restore Factory Keys

This option is used to
restore all keys and
certificates in Secure
Boot databases to factory
defaults. Any customized
Secure Boot settings
will be erased, and the
default platform key will be
re-established along with
the original signature
databases including
certificate for Windows 8

Chapter 7

.

Advanced configuration

89