Yes, you can change the language settings in the control panel. The steps to do this vary depending on the operating system you are using.
For Windows 7 users:
1. Select Start > Control Panel.
2. Select Region and Language.
3. In the Keyboards and Languages tab, select Change keyboards.
4. Click Add.
5. From the list of languages, select the one you want to use and click OK.
6. To set this as the default language, select it from the drop-down list next to ‘Default input language’ and click OK.
7. When prompted, restart your computer for the changes to take effect.
For Windows 8.1 users:
1. Select Charm > Search and type “Control Panel”.
2. Select Change the date, time, or number format.
3. Under Formats, select the language you want to use.
4. Select the Options button.
5. Select the check box next to the language you want to use as the default language.
6. Select Apply.
7. When prompted, restart your computer for the changes to take effect.
For Mac OS X users:
1. Open the System Preferences.
2. Select the Language & Text icon.
3. Select the Language tab.
4. Click the Add (plus symbol) button.
5. Select the language you want to use.
6. To make this the default language, drag the language to the top of the list.
7. When prompted, restart your computer for the changes to take effect.