iPhone 2 Factor Auth. Without SMS?


actually either iphone or mac:

i'm investigating switching 2fa iphones , macs.

first question need sms. can set 2fa sms in us, happens if traveling , have wifi only, due not using phone service overseas, or being in poor cell area @ home.

after setup codes sent via sms or wifi?

2fa work me these possible conditions?

second question happens if need login reason , second iphone/mac not me @ moment? assume have wait until second computer/phone available reset login?
 

sms used if don't have access devices attached account.
 


Forums iPhone, iPad, and iPod Touch iOS iOS 11


  • iPhone
  • Mac OS & System Software
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  • Wireless

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