Set up a mobile device as your two-factor verification method

Set up your mobile device to use a text message as your verification method

  1. On the Additional security verification page, select Authentication phone from the Step 1: How should we contact you area, select your country or region from the drop-down list, and then type your mobile device phone number.

  2. Select Send me a code by text message from the Method area, and then select Next.

    Additional security verification page, with authentication phone and text message

  3. Type the verification code from the text message sent from Microsoft into the Step 2: We've sent a text message to your phone area, and then select Verify.

    Additional security verification page, with authentication phone and text message

  4. From the Step 3: Keep using your existing applications area, copy the provided app password and paste it somewhere safe.

    App passwords area of the Additional security verification page

     Note

    For information about how to use the app password with your older apps, see Manage app passwords. You only need to use app passwords if you're continuing to use older apps that don't support two-factor verification.

  5. Select Done.

Set up your mobile device to receive a phone call

  1. On the Additional security verification page, select Authentication phone from the Step 1: How should we contact you area, select your country or region from the drop-down list, and then type your mobile device phone number.

  2. Select Call me from the Method area, and then select Next.

    Additional security verification page, with authentication phone and phone call

  3. You'll receive a phone call from Microsoft, asking you press the pound (#) sign on your mobile device to verify your identity.

    Testing the specified phone number

  4. From the Step 3: Keep using your existing applications area, copy the provided app password and paste it somewhere safe.

    App passwords area of the Additional security verification page

     Note

    For information about how to use the app password with your older apps, see Manage app passwords. You only need to use app passwords if you're continuing to use older apps that don't support two-factor verification.

  5. Select Done.

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