Lenovo ThinkPad Edge E145 - Updating System UEFI BIOS

Table6.Startupmenuitems(continued)
Menuitem
SelectionComments
CompatibilitySupportModule(CSM)
isrequiredforbootingthelegacy
operatingsystem.IfyouselectUEFI
Only,CSMSupportisselectable.
ForBothorLegacyOnlymood,CSM
Supportisnotselectable.
BootMode
•Quick
•Diagnostics
IfyouselectQuick,thediagnostic
screenwillnotbedisplayedunless
youpresstheEsckeyduringboot.
IfyouselectDiagnostics,the
diagnosticscreenwillalwaysbe
displayedduringboot.
OptionKeyDisplay
•Disabled
•Enabled
IfyouselectDisabled,thenthe
message“Tointerruptnormalstartup,
pressEnter”isnotdisplayedduring
thePOST.
BootDeviceListF12Option
•Disabled
•Enabled
IfyouselectEnabled,theF12key
isrecognizedandtheBootMenuis
displayed.
BootOrderLock
•Disabled
•Enabled
IfyouselectDisabled,yourcomputer
willbootusingthedefaultpriority.If
youselectEnabled,yourcomputer
willbootusingthepriorityyouhave
customized.
Restartmenu
IfyouneedtoclosetheThinkPadSetupprogramandrestartthesystem,selectRestartfromtheThinkPad
Setupprogrammainmenu.Thefollowingsubmenuisdisplayed:
•ExitSavingChanges:Restartthesystemaftersavingthechanges.
•ExitDiscardingChanges:Restartthesystemwithoutsavingthechanges.
•LoadSetupDefaults:Loadthedefaultsettingthatwasineffectatthetimeofpurchase.
EnableOSOptimizedDefaultstomeettheMicrosoftWindows8certicationrequirements.Whenyou
changethissetting,someothersettingsarechangedautomatically.TheaffectedsettingsareCSM
Support,UEFI/LegacyBoot,SecureBoot,andSecureRollBackPrevention.
•DiscardChanges:Discardthechanges.
•SaveChanges:Savethechanges.
UpdatingyoursystemUEFIBIOS
TheUEFIBIOSisapartofthesystemprogramsthatmakeupthebasiclayerofsoftwarebuiltintoyour
computer.TheUEFIBIOStranslatestheinstructionsfromothersoftwarelayers.
YourcomputersystemboardhasamodulecalledEEPROM,alsoreferredtoasashmemory.Youcan
updatetheUEFIBIOSandtheThinkPadSetupprogrambystartingyourcomputerwithaashupdate
opticaldiscorashupdateprogramrunningintheWindowsenvironment.
Insomeinstanceswhenyouaddsoftware,hardware,oradevicedriver,youmightbeinformedthatyou
needtoupdateyourUEFIBIOSinorderforthenewadditiontoworkproperly.
Chapter7.Advancedconguration91