iPhone 8 User Manual

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Two-factorauthenticationisanextralayerofsecurityforyour

designedtoensurethatyou’retheonlypersonwhocanaccessyouraccount,

evenifsomeoneknowsyourpassword.It’sbuiltintoiOS9andlater,andOSX

10.11andlater.

Turnontwo-factorauthentication.Turnitonwhenaskedwhilesettingup

iPhone.Or,gotoSettings>[yourname]>Password&Security,thentapTurn

OnTwo-FactorAuthentication.

Whenasked,verifyyouridentitywithasix-digitverificationcode(asdescribed

below).Youwon’tbeaskedforaverificationcodeagainonyouriPhoneunless

yousignoutcompletely,eraseyouriPhone,signintoyourAppleIDaccount

pageinSafarionyouriPhone,orneedtochangeyourAppleIDpasswordfor

securityreasons.

Note:Ifyouusetwo-stepverificationandupgradetoiOS11,youraccount

mightbemigratedtousetwo-factorauthentication.Youraccountwillhavean

optional,additionalrecoveryfactor:arecoverykeythatcanbegeneratedon

iPhone.Formoreinformation,seetheAppleSupportarticle

Verifyyouridentitywithasix-digitverificationcode.Whenyou’reasked

onyouriPhoneforthecode,lookforanotificationonanyofyourtrusted

devicesoratatrustedphonenumber.Onatrusteddevice,taporclickAllowto

makeacodeappearonthatdevice.Tosendthecodetoatrustedphone

number,tap“Didn’tgetaverificationcode?”,thenchoosethephonenumber.

EnterthecodeonyouriPhone.

Ifyoucan’treceiveaverificationcodeautomaticallyonyourtrusteddevices

(describedbelow),andatrustedphonenumber(describedbelow)is

unavailable,youcangetaverificationcodefromSettingsonatrusteddevice,

evenifyourdeviceisoffline.OnatrustediOSdevice,gotoSettings>

AppleID

Switchfromtwo-

stepverificationtotwo-factorauthentication

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User Manual - Page 137