---
title: "Updates the properties of the specified Pool."
method: PATCH
path: "/pools/{poolId}"
tags: ["Pools"]
---

# Updates the properties of the specified Pool.

`PATCH /pools/{poolId}`

This only replaces the Pool properties specified in the request. For example, if the Pool has a StartTask associated with it, and a request does not specify a StartTask element, then the Pool keeps the existing StartTask.

## Path parameters

- `poolId` string, required

## Query parameters

- `timeout` integer
- `api-version` string, required

## Headers

- `client-request-id` string, uuid
- `return-client-request-id` boolean
- `ocp-date` string, date-time-rfc1123
- `If-Match` string
- `If-None-Match` string
- `If-Modified-Since` string, date-time-rfc1123
- `If-Unmodified-Since` string, date-time-rfc1123

## Response `200`

The request to the Batch service was successful.

## Other responses

- `default` — The error from the Batch service.

---

[API](https://skmtc.net/azure/apis/batchservice.md) · [All operations](https://skmtc.net/azure/apis/batchservice/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/azure/batchservice/versions/4c9161203dbe/schema)