ThinkPad T470 - Updating the UEFI BIOS; BIOS Menu

•Afteryouchangethestartupsequence,ensurethatyouselectthecorrectdeviceduringacopy,asave,or
aformatoperation.Ifyouselectthewrongdevice,thedataonthatdevicemightbeerasedoroverwritten.
•IfyouareusingtheWindowsBitLockerDriveEncryptionfeatureandyourcomputerhasaTrusted
PlatformModule,donotchangethestartupsequence.BitLockerDriveEncryptionlocksthecomputer
whenitdetectsthechangeofstartupsequence.
Tochangethestartupsequence,dothefollowing:
1.AccesstheThinkPadSetupprogramandselectStartup➙Boot.ThenpressEnter.Thedefaultdevice
orderlistisdisplayed.
2.Setthestartupsequenceasyoudesired.
3.PressF10tosavethechangesandrestartthesystem.
Youalsocanchangethestartupsequencetemporarilybydoingthefollowing:
1.Turnoffthecomputer.
2.Turnonthecomputer.Whenthelogoscreenisdisplayed,presstheF12key.
3.Selectthedevicethatyouwantthecomputertostartfrom.ThenpressEnter.
Note:TheBootmenuwillbedisplayedifthecomputercannotstartfromanydevicesortheoperating
systemcannotbefound.
UpdatingtheUEFIBIOS
TheUEFIBIOSisthefirstprogramthatthecomputerrunswhenthecomputeristurnedon.TheUEFIBIOS
initializesthehardwarecomponents,andloadstheoperatingsystemandotherprograms.
Whenyouinstallanewprogram,devicedriver,orhardwarecomponent,youmightbeinformedtoupdate
theUEFIBIOS.YoucanupdatetheUEFIBIOSbystartingyourcomputerfromaflashupdatediscoraflash
updateprogramrunningintheWindowsenvironment.
Therequirementsforflashupdateareasfollows:
•ThecomputermustbestartedoverLAN.
•ThecomputermustbeengagedinthePrebooteXecutionEnvironment(PXE).
•Anetwork-managementprogrammustbeinstalledonthecomputerofthenetworkadministrator.
ForinstructionsonhowtoupdatetheUEFIBIOS,gotohttp://www.lenovo.com/support.
BIOSmenu
ThistopicintroducesthefollowingBIOSmenusofyourcomputer:
•Mainmenu
•Configmenu
•Date/Timemenu
•Securitymenu
•Startupmenu
•Restartmenu
Note:Dependingonthemodelandoperatingsystem,themenuitemsandthedefaultvaluemightchange
withoutnotice.
Chapter6.Advancedconfiguration71