---
title: changeName
description: Changes first and last names of logged in user. If something changes, updateUser will be sent
---
## Method: changeName  
[Back to methods index](index.md)


YOU CANNOT USE THIS METHOD IN MADELINEPROTO


Changes first and last names of logged in user. If something changes, updateUser will be sent

### Params:

| Name     |    Type       | Required | Description |
|----------|---------------|----------|-------------|
|first\_name|[string](../types/string.md) | Yes|New value of user first name, 1-255 characters|
|last\_name|[string](../types/string.md) | Yes|New value of optional user last name, 0-255 characters|


### Return type: [Ok](../types/Ok.md)