Right-click the Language bar.
Under Installed services, click Add.
In the Add Input Language dialog box, under Input language, click the language for the keyboard layout or Input Method Editor (IME) that you want to add.
Select the Keyboard layout/IME check box, if multiple options are available, and then click a service in the list.
If Keyboard Layout/IME is the only type of text service available, click an option in the list.
There might be only one keyboard layout for some languages.
If you have installed an IME, you might be able to get Help on that IME by clicking the Help button on the Language bar.
Language bar keyboard shortcuts
Add another text service
Add another language