Whether you imported a grey-market BMW from Japan, Germany, or the US, or you simply want to switch your dashboard from Chinese to English (or German to Italian), the BMW CIC Language Coding Utility is the unsung hero of the coding world.
For modern users, the BimmerCode app (iOS/Android) connects via an OBD adapter. While primarily for basic coding, some advanced features allow for language unlocking on specific CIC versions.
This is a Windows-based GUI (Graphical User Interface) that simplifies the coding process. It has a dedicated tab or function often labeled "Language Settings" or "CEC Coding."