We have made available updated Language Packs for users using Windows Vista SP1 as well as those running Windows Vista RTM. For those running SP1, the Language Packs should be showing up for you under Windows Update. The specific language packs which are being released are as follows:
German
English
Spanish
French
Japanese
Korean
Bulgarian
Czech
Danish
Greek
Estonian
Finnish
Hungarian
Italian
Lithuanian
Latvian
Norwegian
Dutch
Polish
Portuguese (Portugal)
Romanian
Slovak
Slovenian
Swedish
Arabic
Hebrew
Croatian
Portuguese (Brazil)
Serbian (Latin)
Thai
Turkish
Ukrainian
Chinese (Simplified)
Chinese (Traditional)
Russian
For more information on the Language Packs, click here.