intel corporation-display-mobile intel(r)965 express chipset famil

I got an Acer Extensa 7620Z at Best Buy. When I go to the Windows
Update, there's one available:

Intel Corporation driver update for Mobile Intel(R) 965 Express Chipset
Family

>
> You may need to restart your computer for this update to take effect.
>
> Update type: Optional
>
>
>
> This driver was provided by Intel Corporation for support of Mobile Intel(R)
> 965 Express Chipset Family
>
> More information:
> http://winqual.microsoft.com/support/?driverid=2040
>
> Help and Support:
> http://support.microsoft.com/select/?target=hub
after i restarted my laptop I found that the language has been changed and I
want to turn back to english but I don't know how to change the configuration
so anyone can find solution for this? Thank you so much.