ThinkPad E555 - Page 90

Table4.Securitymenuitems(continued)
Menuitem
SubmenuitemSelectionComments
Anti-Theft
ComputraceModule
Activation
•Disabled
•Enabled
•PermanentlyDisabled
EnableordisabletheUEFI
BIOSinterfacetoactivate
thecomputracemodule.
Computraceisanoptional
monitoringservicefrom
AbsoluteSoftware.
Note:Ifyousetthe
Computracemodule
activationtoPermanently
Disabled,youwillbe
unabletoenablethis
settingagain.
SecureBoot
•Disabled
•Enabled
Enableordisablethe
UEFISecureBootfeature.
SelectEnabletoprevent
unauthorizedoperating
systemsfromrunningat
boottime.SelectDisabled
toallowanyoperating
systemstorunatboottime.
Note:ToenableSecure
Boot,youneedtosetthe
startupsettingasUEFI
OnlyandsetCSMSupport
asNo.
PlatformMode
•SetupMode
•UserMode
Specifythesystem
operatingmode.
SecureBootMode•StandardMode
•CustomMode
Specifythesystem
operatingmode.
ResettoSetupMode
•Yes
•No
Thisoptionisusedtoclear
thecurrentplatformkey
andputthesysteminto
SetupMode.Youcan
installyourownplatform
keyandcustomizethe
SecureBootsignature
databasesinSetupMode.
SecureBootmodewillbe
settoCustomMode.
RestoreFactorykeys•Yes
•No
Thisoptionisusedto
restoreallkeysand
certificatesinSecure
Bootdatabasestofactory
defaults.Anycustomized
SecureBootsettings
willbeerased,andthe
defaultplatformkeywillbe
re-establishedalongwith
theoriginalsignature
databasesincluding
certificatefortheWindows
8.1operatingsystem.
SecureBoot
74UserGuide