•LoadSetupDefaults:Loadthedefaultsettingthatwasineffectatthetimeofpurchase.
EnableOSOptimizedDefaultstomeettheMicrosoftWindows8certicationrequirements.Whenyou
changethissetting,someothersettingsarechangedautomatically.TheaffectedsettingsareCSM
Support,UEFI/LegacyBoot,SecureBoot,andSecureRollBackP revention.
•DiscardChanges:Discardthechanges.
•SaveChanges:Savethechanges.
UpdatingyoursystemUEFIBIOS
TheUniedExtensibleFirmwareInterface(UEFI)BIOSisapartofthesystemprogramsthatmakeupthe
basiclayerofsoftwarebuiltintoyourcomputer.TheUEFIBIOStranslatestheinstructionsfromother
softwarelayers.
YourcomputersystemboardhasamodulecalledEEPROM,alsoreferredtoasashmemory.Youcan
updatetheUEFIBIOSandtheThinkP adSetupprogrambystartingyourcomputerwithaashupdate
opticaldiscorashupdateprogramrunningintheWindowsenvironment.
Insomeinstanceswhenyouaddsoftware,har dware,oradevicedriver,youmightbeinformedthatyou
needtoupdateyourUEFIBIOSinorderforthenewadditiontoworkproperly.
ToupdateyourUEFIBIOS,gotothefollowingWebsiteandfollowtheinstructionsonthescreen:
http://www.lenovo.com/ThinkPadDrivers
114UserGuide