Getting a new Nintendo 3DS or upgrading your SD card doesn't mean you have to lose your 100% completion progress. Whether you are using a standard retail console or a modded system, you can transfer your 100% save files to a new device or SD card using several official and homebrew methods 1. Official Methods (Stock Consoles)

Most 3DS games allow you to start a new file from the in-game menu. However, for specific franchises like

In the era of the original Game Boy and DS, a "save file" was a physical hostage of the cartridge. If you wanted to start a new journey in Pokémon, you often had to sacrifice your previous one. The Nintendo 3DS changed the landscape by utilizing SD cards and digital downloads, effectively allowing for what feels like "100 save files" compared to the singular slots of the past. This technical leap provided:

: A reliable alternative that some users prefer for specific titles. : If you are looking for 100% completion specifically for

Press L+R + Start to open me in any game. Save or load any moment. 100 files. Never lose a journey again.

The real magic isn’t the number 100. It’s realizing you never have to say “New Game” while mourning the “Old Game” ever again.