Ghacks shows you how to add keyboard languages to Windows 7
If you have to use different languages in Windows 7, it comes with a preinstalled variety of different language viewing options. This can be done with XP, but this will require installation of additional files. What follows is for Windows 7, but the same steps will work with Vista. Windows 7 and Vista do not require additional file installations. Feel free to add them if you want to do so. This is only for adding input languages, allowing for typing in the language selected. Your user interface language will remain unchanged.How to Add Keyboard Languages to Windows 7
