Heres how it works.

Once youve verified that your account change is correct, you might proceed to actually using the feature.

Then youll need to hit the Get one here link next to Dont have a code?.

Secure Your Windows Live Account on a Public PC with a Sign-in Code

Enter in your email address and phone number, and go for the Send text message button.

Check your phone, because you should get a code very shortly after this.

And now you’ve got the option to use the code to login.

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