The .rar is extracted to the root of a .
The head unit detects the files during boot and enters "System Recovery" mode to overwrite the old, corrupted software with this November 2022 version. sc23882-SOUpd20221124.rar
Based on the naming convention, here is the "story" or technical breakdown of what this file represents: 1. The Core Components sc23882-SOUpd20221124.rar