: This indicates the file format (Nintendo Submission Package) often used in custom firmware (CFW) environments like Atmosphere to install games and updates manually. "CH" may refer to a specific region or a "compressed" version.
It looks like you're trying to draft a filename or release title for a update (likely referring to a Nintendo Switch NSP update, possibly version 3.0.3, in a multi-part RAR archive). mario kart 8 deluxe nspchupdate 303rar verified
The is paid DLC (or included with Nintendo Switch Online + Expansion Pack) that adds 48 additional courses across 6 waves, bringing the total track count to 96 — the largest in Mario Kart history. : This indicates the file format (Nintendo Submission
If you're having trouble with a specific update or want to know more about the latest features, let me know: The is paid DLC (or included with Nintendo
Mario Kart 8 Deluxe [NSP] [Update v3.0.3] [Multi-part RAR] – verified