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[@salesforce/b2c-tooling-sdk](../../modules.md) / [clients](../index.md) / updateUser

# Function: updateUser()

> **updateUser**(`client`, `userId`, `changes`): `Promise`\<\{ \}\>

Defined in: [packages/b2c-tooling-sdk/src/clients/am-api.ts:371](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/67fb8580ac3c5b372617ee3ec3fc8f2bc9f16174/packages/b2c-tooling-sdk/src/clients/am-api.ts#L371)

Updates an existing user.

## Parameters

### client

[`AccountManagerUsersClient`](../type-aliases/AccountManagerUsersClient.md)

Account Manager Users client

### userId

`string`

User ID

### changes

Changes to apply

## Returns

`Promise`\<\{ \}\>

Updated user

## Throws

Error if request fails