Enable passwordless sign-in with Microsoft Authenticator
The Microsoft Authenticator app can be used to sign in to your account without using a password.

If you enable phone sign-in from Microsoft Authenticator, you will see a message that asks to tap a number in the app. No password is asked for. To complete the sign-in process in the app, take the following actions:
- Enter the number you see on the login screen into Microsoft Authenticator dialog.
- Choose Approve.
- Provide your PIN or biometric.
How to enable passwordless phone sign-in authentication
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- In the Microsoft Authenticator app, select your account.
- Select Enable phone sign-in.
- Follow the instructions in the app to finish registering the account for passwordless phone sign-in.
Please note, in order for this feature to work you it will ask you to register the device with Teach First.
This is required for a compliance check to ensure that you have a lockscreen with a PIN/biometics
The feature cannot be used if you have no security on your phone.
Registering the device with us does not allow us to access your data or location, nor wipe your device.
The only data we can see is the following:
- Device name
- Operating System and version
- Compliance check to see if your phone has a PIN/biometric lockscreen
Sign in with passwordless credential
The next time you log in to a Single Sign-On service, perform the following steps:
- Enters your username at the sign-in page.
- Select Next.
- If necessary, select Other ways to sign in.
- Selects Approve a request on my Authenticator app.
You will be presented with a number. The app prompts you to authenticate by typing the appropriate number, instead of by entering a password.

After you have utilised passwordless phone sign-in, this method will be set as the default.