Switch emulators generate a random 32-character hex string for the [AccountID] folder. If you pasted the old account folder directly into the save directory, the new emulator build won't recognize it. You must copy the contents inside the old account ID folder and paste them into the newly generated account ID folder created by your fresh emulator installation. Issue 3: Game crashes on the loading screen after transfer
Want a save with every character, stage, and spirit unlocked? Here is how to inject it.
If you want to modify your save data—unlocking specific characters, adding spirit combinations, or creating training configurations—tools like can help. Formerly known as PineappleEA-GUI, this all-in-one application manages saves, shader caches, and mods for Yuzu.
Ensure your old save data matches the update version of the game installed on your new emulator setup (e.g., Version 13.0.3). Loading a newer save version on an outdated game file can cause crashes.
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Yuzu organizes save data using unique, randomized user profile folders. The easiest way to find the correct directory is directly through the emulator interface. Launch the on your PC. Find Super Smash Bros. Ultimate in your game list. Right-click on the game title. Select Open Save Data Location from the context menu.
the new .bin or system files into that specific folder.
Do not place the save files in a sub-folder; they must be in the root of the ID folder for the emulator to recognize them. Transferring Data from a Nintendo Switch
If switching from the default AppData location to a portable setup (or vice versa), you can manually copy the contents of the save folder to the new location following the same directory structure.
Copy the entire folder inside (this is your save game).