---
title: "Update QR Code"
method: POST
path: "/{version}/{phone_number_id}/message_qrdls/{qr_code_id}"
tags: ["QR Code Management"]
---

# Update QR Code

`POST /{version}/{phone_number_id}/message_qrdls/{qr_code_id}`

Update the pre-filled message associated with an existing QR code.

## Path parameters

- `version` string, required
- `phone_number_id` string, required
- `qr_code_id` string, required

## Headers

- `Authorization` string, required

## Request body

- object
  - `prefilled_message` string, required — The updated message text.

## Response `200`

QR Code Updated Successfully

- object
  - `code` string
  - `prefilled_message` string
  - `deep_link_url` string
  - `qr_image_url` string

---

[API](https://skmtc.dev/fast2sms/apis/dlt-sms-api.md) · [All operations](https://skmtc.dev/fast2sms/apis/dlt-sms-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/fast2sms/dlt-sms-api/revisions/1fd5abcff71a/schema)