Using a downloaded save file on a non-CFW, online-connected Switch is nearly impossible without hacking. If you inject a save via CFW and then go online with illegal Pokémon (e.g., impossible stats or unreleased Shinies), Nintendo can ban your console permanently from online services.
Not all saves are compatible. Different game versions (1.0.0 vs. 2.0.1 vs. 3.0.0 with DLC) can refuse to load or crash the game. Always match the save’s update version. Pokemon Scarlet Save File Download
PKHeX is a free PC tool that edits your own save file. You can: Using a downloaded save file on a non-CFW,
No download of someone else’s progress needed—just edit your existing file. No download of someone else’s progress needed—just edit
If you're experiencing issues with your save file or game progress, the best course of action is to contact official support channels. For Pokémon Scarlet, this would be through the official Pokémon Support website or Nintendo's customer support.
Before you search for a Pokémon Scarlet save file download, understand that a stock, unmodified Nintendo Switch cannot load custom save files. Nintendo encrypts every save with a console-unique key. Therefore, you need one of the following:
