Set the operating system language on your devices

    

The following commands will set the language as en-US (409) on your devices :


Note : The differents language code number are easily found on intternet


A ) Installed language : reg add "HKLM\SYSTEM\CurrentControlSet\Control\Nls\Language" /v InstallLanguage  /t REG_SZ /d 409 /f


B ) Default language : reg add "HKLM\SYSTEM\CurrentControlSet\Control\Nls\Language" /v Default  /t REG_SZ /d 409 /f