ThinkPad X140e - Startup Menu

Table5.Securitymenuitems(continued)
Menuitem
SubmenuitemSelectionComments
setupmode.Youcaninstall
yourownplatformkeyand
customizetheSecureBoot
signaturedatabasesin
setupmode.
SecureBootmodewillbe
settocustommode.
RestoreFactoryKeysThisoptionisusedto
restoreallkeysand
certicatesinSecure
Bootdatabasestofactory
defaults.Anycustomized
SecureBootsettings
willbeerased,andthe
defaultplatformkeywillbe
re-establishedalongwith
theoriginalsignature
databasesincluding
certicateforWindows
8operatingsystem.
Startupmenu
Youmightneedtochangethestartupsequenceofyourcomputer.Forexample,ifyouhavedifferent
operatingsystemsondifferentdevices,youcanhavethesystemstartupfromeitherofthem.Tochangethe
computerstartupsettings,selectStartupfromtheThinkPadSetupmainmenu.
Attention:Afteryouchangeyourstartupsequence,youmustbeextremelycarefulnottospecifyawrong
deviceduringacopy,save,orformatoperation.Ifyouspecifyawrongdevice,yourdataandprograms
mightbeerasedoroverwritten.
Attention:IfyouareusingtheBitLocker
®
driveencryption,youshouldnotchangethestartupsequence.
BitLockerdriveencryptiondetectsthechangeofstartupsequenceandlocksthecomputerfrombooting.
Changingthestartupsequence
SelectingStartuptodisplaytheBootsubmenu.
Tochangethestartupsequence,dothefollowing:
1.SelectBoot;thenpressEnter.
YoucanusetheBootsubmenutospecifythestartupsequencethatrunswhenyouturnonthe
computer.Referto“Bootsubmenu”onpage88.
2.Selectthedeviceyouwanttostartrst.
3.PressF10tosavethechangesandrestartthesystem.
Tochangethestartupsequencetemporarilysothatthesystemstartsupfromadifferentdrive,dothe
following:
1.Turnoffthecomputer.
2.Turnonthecomputer;then,whilethemessage“Tointerruptnormalstartup,pressEnter.”isdisplayedin
thelowerleftcornerofthescreen,pressF12.
3.SelectthedeviceyouwanttostartrstfromtheBootmenu.
Chapter7.Advancedconguration87