Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.
Pages are in the wrong language
If you're seeing content on our website in the wrong language, check these settings:
Sign in to your Microsoft account to change the display language.
Sign in to your Outlook.com account to change the display language.
Caution: If you change your country or region in Microsoft Store, items you bought in one region might not work in another. It's best to change your region only if you're moving to a new country or region for an extended period. Learn more.
Go to Microsoft Store online. At the very bottom of any page, select the World icon to choose your language and region.
Microsoft.com is available in a variety of countries/regions. Choose your language preference.
Cortana works best if you use the same language for Speech and your device.
Sign out and then sign back in for the new settings to take effect.