---
title: setLocale
slug: campaign/docs/setlocale
docTags: 
createdAt: 2026-07-02T19:01:46.338Z
---

**Type**: void

**Parameters**

| Name      | Type   | Value                                                                                                                                                                    |
| --------- | ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| sessionId | String | ID of the session                                                                                                                                                        |
| locale    | String | A valid ISO language code (ISO-639)<br /><br />See: [http://www.loc.gov/standards/iso639-2/php/code\_list.php](http://www.loc.gov/standards/iso639-2/php/code_list.php). |

**Return values**

- **Code structure**

```java
void setLocale(String sessionId, String locale)
```