The process for updating or merging base game files (often referenced as .bin dumps in specific contexts) into a single Nintendo Switch Package () file is typically done using homebrew desktop tools. This allows you to combine a base game with its latest updates and DLC for cleaner file management on your console or emulator. Top Tools for Merging Updates to NSP Switch Army Knife (SAK) : A versatile "all-in-one" tool.
prod.keys is missing bis_key_00 or header_kek_source.Lockpick_RCM (v1.9.5+) on a Switch running firmware 16.1.0 or higher. Do not use Lockpick (non-RCM) for full keys.