StartingSeptember 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 ourdeprecations pagefor more details on how to update your integration to make this declaration.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-03-27 UTC."],[],[],null,["# Method: advertisers.lineItems.patch\n\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 line item. Returns the updated line item if successful.\n\nRequests to this endpoint cannot be made concurrently with the following requests updating the same line item:\n\n- [lineItems.bulkEditAssignedTargetingOptions](/display-video/api/reference/rest/v4/advertisers.lineItems/bulkEditAssignedTargetingOptions#google.ads.displayvideo.v4.LineItemAssignedTargetingOptionsService.BulkEditAssignedTargetingOptions)\n- [lineItems.bulkUpdate](/display-video/api/reference/rest/v4/advertisers.lineItems/bulkUpdate#google.ads.displayvideo.v4.LineItemService.BulkUpdateLineItems)\n- [assignedTargetingOptions.create](/display-video/api/reference/rest/v4/advertisers.lineItems.targetingTypes.assignedTargetingOptions/create#google.ads.displayvideo.v4.LineItemAssignedTargetingOptionsService.CreateLineItemAssignedTargetingOption)\n- [assignedTargetingOptions.delete](/display-video/api/reference/rest/v4/advertisers.lineItems.targetingTypes.assignedTargetingOptions/delete#google.ads.displayvideo.v4.LineItemAssignedTargetingOptionsService.DeleteLineItemAssignedTargetingOption)\n\nYouTube \\& Partners line items cannot be created or updated using the API.\n\n**This method regularly experiences high latency.** We recommend [increasing your default timeout](/display-video/api/guides/best-practices/timeouts#client_library_timeout) to avoid errors.\n\n### HTTP request\n\n`PATCH https://displayvideo.googleapis.com/v4/advertisers/{lineItem.advertiserId}/lineItems/{lineItem.lineItemId}`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n| Parameters ||\n|-------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `lineItem.advertiserId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` Output only. The unique ID of the advertiser the line item belongs to. |\n| `lineItem.lineItemId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` Output only. The unique ID of the line item. 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\n### Request body\n\nThe request body contains an instance of [LineItem](/display-video/api/reference/rest/v4/advertisers.lineItems#LineItem).\n\n### Response body\n\nIf successful, the response body contains an instance of [LineItem](/display-video/api/reference/rest/v4/advertisers.lineItems#LineItem).\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)."]]
