---
title: "Changes to Activate(start), or resume a campaign"
method: POST
path: "/api/v2/campaigns/{id}/activate"
---

# Changes to Activate(start), or resume a campaign

`POST /api/v2/campaigns/{id}/activate`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 9 revisions.

- **2026-11-03** `c781051105a8`: 2 warning, 4 info

## Changes

- **2026-11-03** `c781051105a8`: 2 warning, 4 info
  - added the new `400.00` enum value to the `statusCode` response property for the response status `400`
  - added the new `Bad Request` enum value to the `error` response property for the response status `400`
  - added the optional property `code` to the response with the `400` status
  - added the optional property `created_by` to the response with the `200` status
  - removed the `404.00` enum value from the `statusCode` response property for the response status `400`
  - removed the `Not Found` enum value from the `error` response property for the response status `400`

---

[Operation](https://skmtc.dev/instantly/apis/api-explorer/docs/api/v2/campaigns/:id/activate/post.md) - [API](https://skmtc.dev/instantly/apis/api-explorer.md) - [Page](https://skmtc.dev/instantly/apis/api-explorer/changes/api/v2/campaigns/:id/activate/post)