---
title: "Changes to Request bulk enabling voice on SIM cards."
method: POST
path: "/sim_cards/actions/bulk_enable_voice"
---

# Changes to Request bulk enabling voice on SIM cards.

`POST /sim_cards/actions/bulk_enable_voice`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 61 revisions.

- **2026-08-17** `1571b0380bd7` — 1 breaking, 2 info
- **2026-08-04** `8f5f4e537994` — 1 breaking

## Changes

- **2026-08-17** `1571b0380bd7` — 1 breaking, 2 info
  - the `errors/items/code` response's property type changed from `integer` to `string`, and format from `int32` to no format for status `422`
  - added the new optional request property `connection_id`
  - added the non-success response with the status `400`
- **2026-08-04** `8f5f4e537994` — 1 breaking
  - the `errors/items/code` response's property type changed from `string` to `integer`, and format from no format to `int32` for status `422`

---

[Operation](https://skmtc.dev/team-telnyx/apis/telnyx-api-2/docs/sim_cards/actions/bulk_enable_voice/post.md) · [API](https://skmtc.dev/team-telnyx/apis/telnyx-api-2.md) · [Page](https://skmtc.dev/team-telnyx/apis/telnyx-api-2/changes/sim_cards/actions/bulk_enable_voice/post)