Lenovo IdeaCentre H520g User Manual

•AdministratorPassword:SettinganAdministratorPassworddetersunauthorizedusersfromchanging
congurationsettings.Ifyouareresponsibleformaintainingthecongurationsettingsofseveral
computers,youmightwanttosetanAdministratorPassword.Formoreinformation,see“Administrator
Password”onpage98
.
Youdonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimproves
computingsecurity.
Windowspasswords
DependingonyourversionoftheWindowsoperatingsystem,youcanusepasswordsforavarietyof
features,includingcontrollingloginaccess,accesstosharedresources,networkaccess,andindividualuser
settings.Formoreinformation,see“HelpandSupport”onpage127
.
Conguringthengerprintreader
Ifyourkeyboardhasangerprintreader,youcancongurethengerprintreaderintheSetupUtilityprogram.
TheFingerprintSetupsubmenuundertheSecuritymenuoftheSetupUtilityprogramprovidesthe
followingoptions:
•PrebootAuthentication:enablesordisablesthengerprintauthenticationforaccessingtheBIOS.
•EraseFingerprintData:clearsthengerprintdatastoredinangerprintreader.
Tocongurethengerprintreader,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage97.
2.FromtheSetupUtilityprogrammainmenu,selectSecurity➙FingerprintSetup,andpressEnter.
TheFingerprintSetupwindowopens.
3.SelectPrebootAuthenticationorEraseFingerprintDataasdesired,andpressEnter.
4.SelectthedesiredsettingsandpressEnter.
5.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconrm
theexit.
Usingandunderstandingrewalls
Arewallcanbehardware,software,oracombinationofbothdependingonthelevelofsecurityrequired.
Firewallsworkonasetofrulestodeterminewhichinboundandoutboundconnectionsareauthorized.If
yourcomputerispreintalledwitharewallprogram,ithelpsprotectagainstcomputerInternetsecurity
threats,unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.Formore
informationabouthowtousetherewallprogram,refertothehelpsystemofyourrewallprogram.
TheWindowsoperatingsystempreinstalledonyourcomputerprovidestheWindowsFirewall.Fordetailson
usingtheWindowsFirewall,referto“HelpandSupport”onpage127.
Protectingdataagainstviruses
Yourcomputerispreinstalledwithanantivirusprogramtohelpyouguardagainst,detect,andeliminate
viruses.
Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.
Note:Virusdenitionlesmustbekeptup-to-datetoguardagainstnewviruses.
Chapter4.Security29

Lenovo IdeaCentre H520g Specifications

General

Brand	Lenovo
Model	IdeaCentre H520g
Category	Desktop
Language	English