Settings : System : Languages & input
1.
Go to Settings > System > Languages & input.
2.
Touch the app's name and select the language to use.
Not all apps support changing languages.
Add language to keyboard
If you want a keyboard for a language that isn't a display language:
1.
On the keyboard, touch
2.
Touch Languages.
3.
Touch ADD KEYBOARD.
4.
Select the language.
5.
Touch Done.
Then,
switch between languages
.
on the keyboard by touching
.
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