---
title: "Set a new primary language"
method: PUT
path: "/cms/v3/blogs/posts/multi-language/set-new-lang-primary"
tags: ["Multi-language"]
---

# Set a new primary language

`PUT /cms/v3/blogs/posts/multi-language/set-new-lang-primary`

Set the primary language of a [multi-language group](https://developers.hubspot.com/docs/guides/cms/content/multi-language-content) to the language of the provided post (specified as an ID in the request body)

## Request body

- SetNewLanguagePrimaryRequestVNext — Request body object for setting a new primary language.
  - `id` string, required — ID of object to set as primary in multi-language group.

## Response `204`

No content

## Other responses

- `default` — An error occurred.

## Changes

- **2026-08-19** (v3) `8fc95e99639c` — 1 info
  - endpoint added
- **2026-07-13** (v3) `4c71d22ac53b` — 1 breaking
  - api path removed without deprecation
- **2026-05-22** (v3) `ace73bbd8a06` — 2 info
  - the security scope `content` was added to the endpoint's security scheme `oauth2`
  - the security scope `blog-multilanguage` was removed from the endpoint's security scheme `oauth2`
- **2026-04-15** (v3) `dea881a60000` — 4 info
  - the endpoint scheme security `app_cookie` was removed from the API
  - the endpoint scheme security `hapikey` was removed from the API
  - the endpoint scheme security `internal_cookie` was removed from the API
  - the endpoint scheme security `shhkey` was removed from the API
- **2026-04-13** (v3) `c7d1a3be3e65` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/hubspot/apis/cms-posts/changes/cms/v3/blogs/posts/multi-language/set-new-lang-primary/put.md)

---

[API](https://skmtc.dev/hubspot/apis/cms-posts.md) · [All operations](https://skmtc.dev/hubspot/apis/cms-posts/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/hubspot/cms-posts/revisions/8fc95e99639c/schema)