Switching the default language by GPO or reg

[FSK-JoKeR]

Hello Folks,

i've got Win7 Ultimate x64 with the German LP in my company

I'm installing the W7 unattended over WDS. My problem is, that i must switch the standard language from english to german after the setup is completed. if it goes by GPO or regedit.

but actually i couldn't find all needed tweaks to to this.

until know, i could switch the keyboard layout and the shown language.

but i must switch the location from USA to germany and then the

and here are some screenshots. (the red marked are my problems.

ill hope someone could help me.

[Tripredacus]

Why after setup? Can't you do it using the answer file?