---
title: "Changes to Creates a new active thumbnail personalization configuration for a universe.\r\nThis deactivates the current active configuration, and the new configuration starts its own statistics."
method: POST
path: "/thumbnail-personalization-api/v1/universes/{universeId}/personalization/create"
---

# Changes to Creates a new active thumbnail personalization configuration for a universe.
This deactivates the current active configuration, and the new configuration starts its own statistics.

`POST /thumbnail-personalization-api/v1/universes/{universeId}/personalization/create`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 20 revisions.

- **2026-09-03** `d9b4ae8b3380` — 6 breaking

## Changes

- **2026-09-03** `d9b4ae8b3380` — 6 breaking
  - request body became required
  - the response's body type changed from `object` to `string` for status `200`
  - the response's body type changed from `object` to `string` for status `400`
  - the response's body type changed from `object` to `string` for status `401`
  - the response's body type changed from `object` to `string` for status `403`
  - removed the media type `application/json` for the response with the status `500`

---

[Operation](https://skmtc.dev/roblox/apis/roblox-api/docs/thumbnail-personalization-api/v1/universes/:universeId/personalization/create/post.md) · [API](https://skmtc.dev/roblox/apis/roblox-api.md) · [Page](https://skmtc.dev/roblox/apis/roblox-api/changes/thumbnail-personalization-api/v1/universes/:universeId/personalization/create/post)