Starting September 8, 2025, every new line item will need to declare whether or not they will serve Eurpoean Union (EU) political ads. Display & Video 360 API and SDF uploads that don't provide declarations will fail. See our deprecations page for more details on how to update your integration to make this declaration.
[null,null,["Last updated 2025-04-02 UTC."],[[["\u003cp\u003eUpdates an existing inventory source and returns the updated source if successful.\u003c/p\u003e\n"],["\u003cp\u003eRequires specifying the inventory source ID in the path and an update mask in the query parameters.\u003c/p\u003e\n"],["\u003cp\u003eThe request body should contain an \u003ccode\u003eInventorySource\u003c/code\u003e object with the desired updates.\u003c/p\u003e\n"],["\u003cp\u003eSuccessful responses will also contain an \u003ccode\u003eInventorySource\u003c/code\u003e object representing the updated source.\u003c/p\u003e\n"],["\u003cp\u003eAuthorization requires the \u003ccode\u003ehttps://www.googleapis.com/auth/display-video\u003c/code\u003e scope.\u003c/p\u003e\n"]]],[],null,["# Method: inventorySources.patch\n\n| Display \\& Video 360 API is deprecated and will sunset on **October 7, 2025** . Migrate to [Display \\& Video 360 API v4](/display-video/api/reference/rest/v4) before sunset to avoid an interruption in service.\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Query parameters](#body.QUERY_PARAMETERS)\n- [Request body](#body.request_body)\n- [Response body](#body.response_body)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nUpdates an existing inventory source. Returns the updated inventory source if successful.\n\n### HTTP request\n\n`PATCH https://displayvideo.googleapis.com/v3/inventorySources/{inventorySource.inventorySourceId}`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n| Parameters ||\n|-------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `inventorySource.inventorySourceId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` Output only. The unique ID of the inventory source. Assigned by the system. |\n\n### Query parameters\n\n| Parameters ||\n|----------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `updateMask` | `string (`[FieldMask](https://protobuf.dev/reference/protobuf/google.protobuf/#field-mask)` format)` Required. The mask to control which fields to update. This is a comma-separated list of fully qualified names of fields. Example: `\"user.displayName,photo\"`. |\n| Union parameter `accessor`. Required. Identifies which DV360 entity the request is being made within. `accessor` can be only one of the following: ||\n| `partnerId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` The ID of the partner that the request is being made within. |\n| `advertiserId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` The ID of the advertiser that the request is being made within. |\n\n### Request body\n\nThe request body contains an instance of [InventorySource](/display-video/api/reference/rest/v3/inventorySources#InventorySource).\n\n### Response body\n\nIf successful, the response body contains an instance of [InventorySource](/display-video/api/reference/rest/v3/inventorySources#InventorySource).\n\n### Authorization scopes\n\nRequires the following OAuth scope:\n\n- `https://www.googleapis.com/auth/display-video`\n\nFor more information, see the [OAuth 2.0 Overview](/identity/protocols/OAuth2)."]]
