How to Add or Remove a Keyboard Input Language
All settings related to the keyboard input language are done from the 'Region and Language' window. There are several ways to find it. One would be to open Control Panel and go to 'Clock, Language, and Region'. There you can either click on 'Region and Language' and then on the 'Keyboards and Languages' tab or directly on the 'Change keyboards or other input methods' link.
Another way is to search for 'change keyboard' in the Start Menu search box and click on the 'Change keyboards or other input methods' search result.
In the 'Region and Language' window, click on 'Change keyboards' button.
n the General tab of the 'Text Services and Input Languages' window you will see the list of currently installed input languages. To add a new one, click on Add button.