# customerUpdate - storefront - MUTATION
Version: 2024-04

## Description
Updates an existing customer.

### Access Scopes
`unauthenticated_write_customers` access scope.


## Arguments
* [customer](/docs/api/storefront/2024-04/input-objects/CustomerUpdateInput): CustomerUpdateInput! - The customer object input.
* [customerAccessToken](/docs/api/storefront/2024-04/scalars/String): String! - The access token used to identify the customer.


## Returns
* [customer](/docs/api/storefront/2024-04/objects/Customer): Customer The updated customer object.
* [customerAccessToken](/docs/api/storefront/2024-04/objects/CustomerAccessToken): CustomerAccessToken The newly created customer access token. If the customer's password is updated, all previous access tokens
(including the one used to perform this mutation) become invalid, and a new token is generated.

* [customerUserErrors](/docs/api/storefront/2024-04/objects/CustomerUserError): CustomerUserError! The list of errors that occurred from executing the mutation.
* [userErrors](/docs/api/storefront/2024-04/objects/UserError): UserError! The list of errors that occurred from executing the mutation.


## Examples