Use these instructions to set up MFA on an iPhone using a passkey. These steps can also be used when you receive the “This passkey doesn’t sync with other devices” message and need to save the passkey using iCloud Keychain.
Learn how to set up and manage Multi-Factor Authentication (MFA) for your StarID/Microsoft 365 account, choose a supported authentication method, and prepare for the retirement of SMS and phone-call authentication on February 1, 2027. Includes guidance for replacing a phone, traveling, using hardware security keys, and getting help from HuskyTech.
Passkey authentication allows MFA‑enabled MinnState users to sign in to Microsoft 365 and other online services without a password. Instead, you use the Microsoft Authenticator app with a passkey to securely confirm your identity.
Passwordless sign-in allows MinnState users to sign in securely without a password using Microsoft Authenticator and number matching.
This article explains how to register, sign in, verify enrollment, and resolve common issues related to passwordless sign‑in.
How to install the MFA Authenticator for Android
How to install the MFA Authenticator for iPhone