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----
-title: Register a passkey using a mobile device
-description: Registration and management of passkey using a mobile device.
-services: active-directory
-ms.topic: how-to
-ms.date: 03/04/2025
-ms.reviewer: calui, tilarso
-ms.collection: M365-identity-device-management
-ms.custom: sfi-image-nochange
-# Customer intent: As an identity administrator, I want to understand how users will register a passkey using a mobile device or with a security key. 
----
-# Register a passkey using a mobile device
-
-This article shows how to register a security key with your iOS or Android device. 
-
-You can also register passkeys in Microsoft Authenticator on your mobile device. With an Authenticator passkey, you can have seamless single sign-on (SSO) to other Microsoft native apps, like Teams or Outlook. For more information, see [How to enable passkeys in Microsoft Authenticator](how-to-enable-authenticator-passkey.md).
-
-## [**iOS**](#tab/iOS)
-
-### Register a passkey with iOS 
-
-1. Using your iOS device, open a web browser and sign-in to [Security info](https://mysignins.microsoft.com/security-info).
-   
-1. Tap **+ Add sign-in method**.
-1. Select **Passkey**.
-1. Tap **Add**. 
-1. Sign in with multifactor authentication (MFA) before adding a passkey.
-1. Select **Next**. 
-1. Your device opens a security window. Choose **Other Options**. 
-
-1. Select **Security key**. 
-
-   > [!NOTE]
-   > Depending on the screen size and orientation of your iOS device, you may need to scroll down to see this option. 
-
-1. Connect your security key to your iOS device. 
-1. Provide your PIN or biometric.
-
-   > [!NOTE]
-   > If a PIN isn't configured for this security key, you need to first enroll a PIN before you continue registration. 
-
-1. Reinsert or reconnect your security key to your iOS device.  
-    
-1. Upon completion, you're redirected back to [Security info](https://mysignins.microsoft.com/security-info) and asked to rename your passkey. Name the passkey something memorable to you and select **Done**. 
-
-## [**Android**](#tab/Android)
-
-### Register a security key with Android 
-
-1. Using your Android device, open a web browser and sign-in to [Security info](https://mysignins.microsoft.com/security-info).
-1. Tap **+ Add sign-in method**.
-1. Select **Passkey**.
-1. Tap **Add**.
-1. Sign in with multifactor authentication (MFA) before adding a passkey.
-1. Select **Next**.  
-1. A security window opens on your device asking where you want to create your passkey. 
-1. Select **Save another way**.
-
-   > [!NOTE]
-   > Options displayed vary depending on the manufacturer and Android OS version of your device. For example, this option may appear as **Use a different device**. 
-
-1. You may see various options, depending on the number of Google accounts or passkey managers enabled on your device. Select **Another device** to continue. 
-1. Select **USB security key**. 
-1. Connect your security key to your Android device. 
-1. Provide your PIN or biometric.
-     
-   > [!NOTE]
-   > If a PIN isn't configured for this security key, you need to first enroll a PIN before you continue registration. 
-
-1. You may be asked to confirm your PIN or biometric again before proceeding. 
-1. Upon completion, you're redirected back to [Security info](https://mysignins.microsoft.com/security-info) and asked to rename your passkey. Name the passkey something memorable to you and select **Done**. 
-
----
-
-## Related content
-
-- [Choosing authentication methods for your organization](overview-authentication.md)