Add the registry data from the suitable file to switch the program on the language you need.  You can also rename the file of the needed language to the settings.reg (or add its contents to the already existed) Then place settings.reg next to the installer at installation time and then the software will be installed with the needed interface language. EN - English - United States CN - Chinese - China DE - German - Germany FR - French - France JA - Japanese PT - Portuguese - Brazil SP - Spanish - Spain (Traditional)