Bart's PE automatically configures English as the standard keyboard layout. In order for other languages to be set as the default keyboard layout, you need to
edit an INF file in the "keyboard" plug-in folder.

Open the "keyboard.inf" file in that folder and search (using notepad or any text editor) forthe section "[Default. AddReg)". Discard the semicolon ( in front of your desired layout language, for example, Ox 1, "Keyboard Layout\ Preload", "1", "00000407" for German language.

Name: Preparing Utility in standard keyboard layout.jpg Views: 169 Size: 30.5 KB

To double check, see if the first line at the last section shows "German (Standard)".
If so, you have successfully changed the standard keyboard layout. Next, save the file into the original folder.