---
title: Testing localizations when running your app
framework: xcode
role: article
role_heading: Article
path: xcode/testing-localizations-when-running-your-app
---

# Testing localizations when running your app

Run your app in each language and region you support to thoroughly test your app.

## Overview

Overview After you translate strings and adapt resources for the different cultures and regions, test each localization in your app by choosing the language and region in the Run scheme. Select a language and region in the scheme To test your app in a specific language and region: In Xcode, choose Product > Scheme > Edit Scheme. In the dialog, select Run in the sidebar and click Options on the right. From the App Language pop-up menu, choose the language and from the App Region pop-up menu, choose the region. Click Close. In the project window toolbar, choose a run destination and click Run. To use the Language & Region settings on the device, choose System Language and System Region from the pop-up menus. note: If you change the Language & Region settings on a simulated or physical device, the entire operating system uses those settings, not just your app.

## See Also

### Testing

- [Previewing localizations](xcode/previewing-localizations.md)