Provides default system locale, user interface, and operating system languages Path to file containing OS language information. By default, this is the system directory, and should typically not be changed by the user. Name of file containing OS language information. By default, this file is user.exe, and should typically not be changed by the user. The default OS language is assumed to be the first (and usually only) value available. By default, this value is set to 1, but if additional language values are possible, this setting may be increased.