# Link a device by profile ID

- Operation ID: `LinkAClientDeviceByClientId`
- HTTP method: `POST`
- Path: `/v4/clients/{clientId}/linked-devices`
- Sanitized category OpenAPI YAML: <https://hub.synerise.com/api-reference/profile-management.yaml>
- [Human-readable API reference](https://hub.synerise.com/api-reference/profile-management#tag/Profile-devices/operation/LinkAClientDeviceByClientId)

## Locate this method

Fetch the sanitized category YAML, then read `paths["/v4/clients/{clientId}/linked-devices"]["post"]`. Confirm that its `operationId` is `LinkAClientDeviceByClientId`. That operation contains the full parameters, request body, responses, schemas, and examples.