| title | phoneAuthenticationMethod: enableSmsSignIn |
|---|---|
| description | Enable SMS sign-in for a mobile phone. |
| ms.localizationpriority | medium |
| author | luc-msft |
| ms.reviewer | intelligentaccesspm |
| ms.subservice | entra-sign-in |
| doc_type | apiPageType |
| ms.date | 07/31/2025 |
Namespace: microsoft.graph
[!INCLUDE beta-disclaimer]
Enable SMS sign-in for an existing mobile phone number. To be successfully enabled:
- The phone must have
"phoneType": "mobile". - The phone must be unique in the SMS sign-in system (no one else can also be using that number).
- The user must be enabled for SMS sign-in in the authentication methods policy.
Choose the permission or permissions marked as least privileged for this API. Use a higher privileged permission or permissions only if your app requires it. For details about delegated and application permissions, see Permission types. To learn more about these permissions, see the permissions reference.
[!INCLUDE permissions-table]
[!INCLUDE rbac-authentication-methods-apis-write-others]
Enable SMS sign-in for your own mobile phone authentication method.
[!INCLUDE me-apis-sign-in-note]
POST /me/authentication/phoneMethods/{id}/enableSmsSignInEnable SMS sign-in for your own or another user's mobile phone authentication method.
[!INCLUDE authentication-methods-apis-users-selfservice]
POST /users/{id | userPrincipalName}/authentication/phoneMethods/{id}/enableSmsSignInThe value of id for the mobile phoneType is 3179e48a-750b-4051-897c-87b9720928f7.
| Name | Description |
|---|---|
| Authorization | Bearer {token}. Required. Learn more about authentication and authorization. |
Don't supply a request body for this method.
If successful, this method returns a 200 OK response code. It doesn't return anything in the response body.
The following example shows how to call this API.
The following example shows a request.
POST https://graph.microsoft.com/beta/me/authentication/phoneMethods/3179e48a-750b-4051-897c-87b9720928f7/enableSmsSignIn[!INCLUDE sample-code] [!INCLUDE sdk-documentation]
The following example shows the response.
HTTP/1.1 200 OK