2022_12_09_c.7z

Often denotes a specific "C-series" update, which in many software lifecycles (like Windows or automotive firmware) represents a preview or optional feature update released toward the end of the month.

It may also be associated with "feature" sets for ROM collections or emulator front-ends (like RetroArch or LaunchBox) released on that specific date. 2022_12_09_C.7z

To provide more specific details about the features inside, could you clarify or what device/software it is intended for? Often denotes a specific "C-series" update, which in

The primary identifier for the version or build release date. Often denotes a specific "C-series" update