---
title: "Configure phone authentication for Surface Hub 2S"
description: "Learn how to simplify signing into Surface Hub 2S using phone authentication."
keywords: separate values with commas
ms.prod: surface-hub
ms.sitesec: library
author: robmazz
ms.author: robmazz
audience: Admin
ms.topic: article
ms.localizationpriority: Normal
---

# Configure phone authentication for Surface Hub

Phone authentication for Surface Hub simplifies signing-in to your meetings and files on Surface Hub.

## To set up phone authentication

1. Download the [Microsoft Authenticator](https://www.microsoft.com/en-us/account/authenticator) app for iPhone or Android to your phone.
2. From your PC, go to [https://aka.ms/MFASetup](https://aka.ms/MFASetup) , sign in with your account, and click **Next.**
3. In the Additional security verification screen, select Mobile App and Use verification code, and then click Setup.

## To configure mobile app

1. In the Microsoft authenticator app on your phone, add an account, choose **Work or School Account**, and then scan the QR code displayed on your PC
2. Send a notification to your phone and then approve the sign-in request.
3. In the Authenticator app on your phone, use the drop-down menu next to your account and select **Enable phone sign-in**.
4. If required, register your device with your organization and follow the on-screen instructions.

## To sign into Surface Hub

1. On Surface Hub, sign into **My meetings and files** and click **Send notification** when prompted.
2. Match the number displayed on your phone with the number displayed on Surface Hub to approve your sign-in request.
3. If prompted, enter the PIN or biometric ID on your phone, to complete sign-in.