--- title: changeUsername description: Changes username of logged in user. If something changes, updateUser will be sent --- ## Method: changeUsername [Back to methods index](index.md) YOU CANNOT USE THIS METHOD IN MADELINEPROTO Changes username of logged in user. If something changes, updateUser will be sent ### Parameters: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |username|[CLICK ME string](../types/string.md) | Yes|New value of username. Use empty string to remove username| ### Return type: [Ok](../types/Ok.md)