When you enable multiple language packs, Windows will display the Language bar on the Taskbar to easily switch keyboards.

Windows supports a variety of languages. If your computer is set up in English, but you wish to use Spanish, or French, or Greek, you can add multiple languages and then switch back and forth between ...

You can change the keyboard language on a Windows computer by going through the "Time & Language" menu. After you change the keyboard language once, you'll be able to switch between languages quickly ...