With this file you can set the language of the GroupWise Client by using Windows Group Policy.
You can distibute these group policies via ZENworks (see ZENworks documentation how to handle group policies).
In the GroupPolicy editor you may have to disable "Show group policies only" under "View".
Enabled languages: German, English, French, Italian, Chinese (trad), Chinese (Simpl.), Japanese, Svenska
Tested with: GroupWise 6.5 SP2 Client, ZENworks 4.0.1 SP1b