Originally Posted by poke
To disable the german interface texts (or subtitles) on a german Windows, simply rename the /Episode1/Pack/Localized/german folder. Then the game won't find the texts and display the english ones instead.
That didn't work for me.
Here's a solution that doesn't require a restart. You just need to add a registry key. I only tested it on Windows 7 64-Bit and Windows XP 32-Bit yet. It should work with any version though, if you correct the Registry path.
The Win7 64-Bit registry settings will probably work with Win7 32-Bit as well. If someone tests that, please let me know, so i can edit it here.
Windows 7 64 bit:
Windows XP 32 bit:
For convenience i attached a zip containing .reg files for both Windows Versions for adding and removing the Language key. Look at the end of the File name to find the right one for your Windows Version. Just double click the appropriate .reg file and confirm the changes.
Add the Language Key:
Remove the Language Key: