> ## Documentation Index > Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt > Use this file to discover all available pages before exploring further. # Link Facebook Account > Links the Facebook account associated with the provided Facebook access token to the user's PlayFab account ## Error codes This operation may return the following PlayFab errors: | Error | Code | | --- | --- | | AccountAlreadyLinked | 1011 | | AccountLinkedToABannedPlayer | 1613 | | AccountNotFound | 1001 | | FacebookAPIError | 1143 | | InvalidFacebookToken | 1013 | | LinkedAccountAlreadyClaimed | 1012 | ## OpenAPI ````yaml post /Client/LinkFacebookAccount openapi: 3.0.0 info: version: '260922' title: PlayFab Client API description: >- APIs which provide the full range of PlayFab features available to the client - authentication, account and data management, inventory, friends, matchmaking, reporting, and platform-specific functionality termsOfService: https://playfab.com/terms/ contact: url: https://community.playfab.com/index.html license: name: Apache 2.0 url: https://github.com/PlayFab/API_Specs/blob/master/LICENSE servers: - url: https://{titleId}.playfabapi.com description: PlayFab title endpoint variables: titleId: default: your_title_id description: Your PlayFab title ID (hex). security: [] tags: - name: Account Management description: Account Management APIs - name: Advertising description: Advertising APIs - name: Analytics description: Analytics APIs - name: Authentication description: Authentication APIs - name: Character Data description: Character Data APIs - name: Characters description: Characters APIs - name: Content description: Content Service APIs - name: Friend List Management description: Friend List Management APIs - name: Matchmaking description: Matchmaking APIs - name: Platform Specific Methods description: Platform Specific Methods APIs - name: Player Data Management description: Player Data Management APIs - name: Player Item Management description: Player Item Management APIs - name: PlayStream description: PlayStream Management APIs - name: Server-Side Cloud Script description: Server-Side Cloud Script APIs - name: Shared Group Data description: Shared Group Data APIs - name: Title-Wide Data Management description: Title-Wide Data Management APIs - name: Trading description: Trading Management APIs paths: /Client/LinkFacebookAccount: post: tags: - Account Management summary: Link Facebook Account description: > Links the Facebook account associated with the provided Facebook access token to the user's PlayFab account ## Error codes This operation may return the following PlayFab errors: | Error | Code | | --- | --- | | AccountAlreadyLinked | 1011 | | AccountLinkedToABannedPlayer | 1613 | | AccountNotFound | 1001 | | FacebookAPIError | 1143 | | InvalidFacebookToken | 1013 | | LinkedAccountAlreadyClaimed | 1012 | operationId: LinkFacebookAccount requestBody: content: application/json: schema: $ref: '#/components/schemas/LinkFacebookAccountRequest' description: >- Facebook sign-in is accomplished using the Facebook User Access Token. More information on the Token can be found in the Facebook developer documentation (https://developers.facebook.com/docs/facebook-login/access-tokens/). In Unity, for example, the Token is available as AccessToken in the Facebook SDK ScriptableObject FB. Note that titles should never re-use the same Facebook applications between PlayFab Title IDs, as Facebook provides unique user IDs per application and doing so can result in issues with the Facebook ID for the user in their PlayFab account information. If you must re-use an application in a new PlayFab Title ID, please be sure to first unlink all accounts from Facebook, or delete all users in the first Title ID. responses: '200': $ref: '#/components/responses/LinkFacebookAccountResult' '400': $ref: '#/components/responses/ApiErrorWrapper' security: - SessionTicket: [] components: schemas: LinkFacebookAccountRequest: description: >- Facebook sign-in is accomplished using the Facebook User Access Token. More information on the Token can be found in the Facebook developer documentation (https://developers.facebook.com/docs/facebook-login/access-tokens/). In Unity, for example, the Token is available as AccessToken in the Facebook SDK ScriptableObject FB. Note that titles should never re-use the same Facebook applications between PlayFab Title IDs, as Facebook provides unique user IDs per application and doing so can result in issues with the Facebook ID for the user in their PlayFab account information. If you must re-use an application in a new PlayFab Title ID, please be sure to first unlink all accounts from Facebook, or delete all users in the first Title ID. type: object properties: AccessToken: description: Unique identifier from Facebook for the user. type: string AuthenticationToken: description: Token used for limited login authentication. type: string CustomTags: description: >- The optional custom tags associated with the request (e.g. build number, external trace identifiers, etc.). type: object ForceLink: description: >- If another user is already linked to the account, unlink the other user and re-link. type: boolean example: AccessToken: FaceAccessTokenID LinkFacebookAccountResult: type: object properties: {} ApiErrorWrapper: description: The basic wrapper around every failed API response type: object properties: code: description: Numerical HTTP code type: integer status: description: String HTTP code type: string error: description: Playfab error code type: string errorCode: description: Numerical PlayFab error code type: integer errorMessage: description: Description for the PlayFab errorCode type: string errorDetails: description: Detailed description of individual issues with the request object type: object required: - code - errorCode responses: LinkFacebookAccountResult: description: '' content: application/json: schema: type: object properties: code: type: integer description: >- The Http status code. If X-ReportErrorAsSuccess header is set to true, this will report the actual http error code. status: type: string description: The Http status code as a string. data: $ref: '#/components/schemas/LinkFacebookAccountResult' ApiErrorWrapper: description: This is the outer wrapper for all responses with errors content: application/json: schema: $ref: '#/components/schemas/ApiErrorWrapper' securitySchemes: SessionTicket: type: apiKey in: header name: X-Authorization description: >- This API requires a client session ticket, available from any Client Login function. ```` ## Related topics - [Link Facebook Account](/api-reference/account-management/link-facebook-account.md) - [PFAccountManagementLinkFacebookAccountRequest](/services/playfab/api-references/c/pfaccountmanagementtypes/structs/pfaccountmanagementlinkfacebookaccountrequest.md) - [PFAccountManagementClientLinkFacebookAccountAsync](/services/playfab/api-references/c/pfaccountmanagement/functions/pfaccountmanagementclientlinkfacebookaccountasync.md) - [PFAccountManagementClientUnlinkFacebookAccountAsync](/services/playfab/api-references/c/pfaccountmanagement/functions/pfaccountmanagementclientunlinkfacebookaccountasync.md) - [Account linking quickstart](/services/playfab/identity/player-identity/login/quickstart.md)