It sounds like you're looking for information related to (New Horizons Save Editor), a popular tool used for modifying Animal Crossing: New Horizons save files.
: NHSE is a C#-based save editor that allows users to edit island names, player data, inventory, and villager information. nhse-animal-crossing
Depending on what you need "text" for, here are the most relevant resources: It sounds like you're looking for information related
If you need "text" because you are trying to edit specific text strings within your game using NHSE, here are the common use cases: Related Tools : You can change your island's name text
: You can view or manage the Chat Log history found on your NookPhone. Related Tools
: You can change your island's name text. Be aware that this can sometimes cause issues with certain in-game flags if not done carefully.