CG BMW language available:
Chinese (Switchable freely)
English(Switchable freely)
Spanish(Switchable freely)
French(Switchable freely)
Polish (buy the language license to activate)
Turkish(buy the language license to activate)
Italian(buy the language license to activate)
CG BMW error message “The device does not have this language authorization. (Invalid device type), please contact the manufacture.” when you switch any language of Polish, Turkish, Italian, you will get the above error message.