MadelineProtoDocs/docs/API_docs/methods/account_updateUsername.md
Daniil Gentili e5a1324684 docufix
2018-04-04 23:19:57 +00:00

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---
title: account.updateUsername
description: Update this user's username
image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png
---
# Method: account.updateUsername
[Back to methods index](index.md)
Update this user's username
### Parameters:
| Name | Type | Required | Description |
|----------|---------------|----------|-------------|
|username|[string](../types/string.md) | Yes|The new username|
### Return type: [User](../types/User.md)
### Can bots use this method: **NO**
### MadelineProto Example:
```
if (!file_exists('madeline.php')) {
copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';
$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();
$User = $MadelineProto->account->updateUsername(['username' => 'string', ]);
```
### [PWRTelegram HTTP API](https://pwrtelegram.xyz) example (NOT FOR MadelineProto):
### As a user:
POST/GET to `https://api.pwrtelegram.xyz/userTOKEN/account.updateUsername`
Parameters:
username - Json encoded string
Or, if you're into Lua:
```
User = account.updateUsername({username='string', })
```
### Errors this method can return:
| Error | Description |
|----------|---------------|
|USERNAME_INVALID|The provided username is not valid|
|USERNAME_NOT_MODIFIED|The username was not modified|
|USERNAME_OCCUPIED|The provided username is already occupied|