What to Do If You Lose Your Phone with Microsoft Authenticator

Learn essential steps to secure your accounts if you lose access to Microsoft Authenticator.

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Immediately secure your accounts by accessing account recovery options. Use backup methods like phone, email, or security questions to log in. Notify institutions linked to your authenticator to secure sensitive information. Reinstall Microsoft Authenticator on a new device and restore accounts from backup if you enabled cloud backup prior to losing your phone.

FAQs & Answers

  1. What are the first steps if I lose my phone with Authenticator? Immediately secure your accounts by accessing recovery options using email or security questions.
  2. Can I reinstall Microsoft Authenticator on a new device? Yes, you can reinstall Microsoft Authenticator on a new device and restore your accounts from backup if you enabled cloud backup.
  3. How do I notify institutions linked to my authenticator? Contact customer service for those institutions to inform them about your lost device.
  4. What is a cloud backup in Microsoft Authenticator? Cloud backup allows you to save your account information securely online so you can restore it on a new device.