Nintendo actively bans consoles that connect to online services with modified saves. If you are asking if this "works" for online play, the answer is no —not safely.
Every Nintendo Switch game has a unique 16-character hexadecimal identifier. For Animal Crossing: New Horizons , the ID 01006f8002326000 points exclusively to the base game. animal crossing new horizons 01006f8002326000 work
If you have copied your files over but notice no changes in-game, the issue usually stems from one of four common structural errors: Using the outdated /titles/ path. Rename your primary folder from titles to contents . Version Mismatch Mod files built for an older version of ACNH. Nintendo actively bans consoles that connect to online
For community-made cheats and mod files, you can check repositories like the MyNXCheats GitHub switch-ptchtxt-mods repository Are you experiencing a specific error code or trying to install a specific mod For Animal Crossing: New Horizons , the ID