This process uses Nintendo's official servers to bypass the Switch's security . :
Importing a 100% save file into Monster Hunter Generations Ultimate
If you have a modded Switch (Atmosphere), this is the standard method.
Monster Hunter Generations Ultimate is a popular game on the Nintendo 3DS, and players often share save files to help others achieve 100% completion or to start with a head start. However, be cautious when using patched save files, as they may not work properly or could potentially harm your game.