How to change User Interface(UI) language in Windows 10?
Here is a step by step guide to add or change windows 10 display language:
1- Right click on Windows Logo and
select Control Panel.
3- Check the language list first. If
your Windows system do not have your preferred language, select Add a language.
4- Select the main language.
5- Choose Open to continue.
6- Select your preferred one.
7- Click Add to add the language to
existing list.
8- Set the primary language:Use Move up
and Move down.
9- Select Options to configure your
display language and input method.
10- If you do not have the language pack,
please download and install it.
11- Click Close to finish the
installation of the pack.
12- The system has to Log off to make the
new UI settings work. Windows display language will be enabled on next sign-in.