If that doesn't work, your language settings may have changed; Access the control panel, go into Regional and Language settings, then find "Text services", then installed services. Then you should be able to remove any unnecessary language sets. You can effectively remove any except the one you require.
If that doesn't work, your language settings may have changed; Access the control panel, go into Regional and Language settings, then find "Text services", then installed services. Then you should be able to remove any unnecessary language sets. You can effectively remove any except the one you require.