Table4.Securitymenuitems(continued)
Menuitem
Submenuitem
Value
Comments
2.TheCSMSupport
settingwillchangeto
No.
Note:Thisitemissetas
Disabledbydefaultwhen
theOSOptimizedDefaults
ontheRestartmenuisset
asDisabled.Thisitemis
setasEnabledbydefault
whentheOSOptimized
DefaultsissetasEnabled.
PlatformMode
•UserMode
•SetupMode
Specifythesystem
operatingmode.
SecureBootMode•StandardMode
•CustomMode
SpecifytheSecureBoot
mode.
ResettoSetupMode
Thisoptionisusedtoclear
thecurrentplatformkey
andputthecomputerinto
SetupMode.Youcan
installyourownplatform
keyandcustomizethe
SecureBootsignature
databasesinSetupMode.
SecureBootmodewillbe
settoCustomMode.
RestoreFactoryKeysThisoptionisusedto
restoreallkeysand
certificatesinSecure
Bootdatabasestofactory
defaultsettings.Any
customizedSecureBoot
settingswillbeerased,
andthedefaultplatform
keywillbere-established
alongwiththeoriginal
signaturedatabases
includingcertificatefor
Windows8.1.
Startupmenu
Tochangethestartupsettingsofyourcomputer,selecttheStartuptabfromtheThinkPadSetupmenu.
Attention:
•Afteryouchangethestartupsequence,ensurethatyouselectacorrectdeviceduringacopy,asave,ora
formatoperation.Otherwiseyourdatamightbeerasedoroverwritten.
•IfyouareusingtheBitLockerdriveencryption,youshouldnotchangethestartupsequence.BitLocker
driveencryptionlocksthecomputerfromstartingoncedetectsthechangeofstartupsequence.
Tochangethestartupsequencetemporarilysothatthecomputerstartsfromadesireddrive,dothefollowing:
Chapter5.Advancedconfiguration67
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