How to test region settings in the emulator for Windows Phone 8
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
We recommend that you test your app using different region settings, especially if the app provides different information depending on the locale of the device running the app. You can test your app with different language settings and locales using the Windows Phone Emulator.
To change the language and region settings
Start the emulator by specifying an emulator option as the target device in Visual Studio and starting an app. For more information, see How to deploy and run an app for Windows Phone 8
In the emulator, click the Start button to return to the Start screen.
Scroll left to navigate to the page that contains the app list.
In the app list, select Settings.
On the system page, select language + region.
Select the values that you want in each of the following lists.
Phone language
Country/Region
Regional format
Click restart phone to accept the new settings and restart the emulator.
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When the emulator is restarted, the language, region, and regional format are set to the values that you selected.
If you close the emulator, the language and region settings are restored to their default values when it restarts.