That specific keyword could refer to a few different things:
This collection significantly upgrades the original Nintendo DS experience with several modern enhancements: ace attorney investigations collectionrepack better
(available officially in English for the first time) Repack vs. Official Release: Key Comparisons That specific keyword could refer to a few
The best repacks integrate the latest official game patches directly into the installer. This ensures out-of-the-box compatibility with Windows 10 and 11, fixes initial launch bugs, and optimizes performance on handheld PCs like the Steam Deck or ROG Ally. Performance and System Requirements fixes initial launch bugs
Here is a detailed breakdown of why the official collection is the definitive way to play.