To change the language settings in Windows 7, access the Region and Language window via the Control Panel, and install the desired language pack via Windows Update. Once the installation is complete, select the desired language from the drop-down menu in the Display Language section.Continue Reading
Click on the Start button, and click on Control Panel. In the Control Panel window, click on the Clock, Language and Region link, and select the Region and Language option.
Click on the Keyboards and Languages tab, and click on the Install/Uninstall Languages button. Once you are prompted, select the Install Display Languages option, and click on Launch Windows Update. Click on the link indicating the number of available optional updates, check the box next to the language you wish to use in the Windows 7 Language Packs section, and click OK. Once you get back to the main Windows Update page, click on the Install Updates button.
Go back to the Keyboards and Languages tab in the Region and Language settings window, select the desired language from the drop-down menu, and click OK.
Click on the Start button, hover over the arrow next to the Shut Down button, and select the Log Off function. Click on the icon representing your account, and type in your password if necessary to log back in.