Ensure the Update NSP exactly matches your Base Game's Region ID (USA, EUR, or JPN). Mismatched regions will fail to merge, causing the game to throw a "corrupted data" error on your home screen. 2. Choose Your Installation Tool
An file is the official file format used by Nintendo to distribute games, DLCs, and software updates through the official Nintendo eShop. Think of it as the Switch equivalent of an .installer or .apk file. Base Game vs. Update Files
Play with friends on Xbox, PlayStation, and PC.
Ensure the Update NSP exactly matches your Base Game's Region ID (USA, EUR, or JPN). Mismatched regions will fail to merge, causing the game to throw a "corrupted data" error on your home screen. 2. Choose Your Installation Tool
An file is the official file format used by Nintendo to distribute games, DLCs, and software updates through the official Nintendo eShop. Think of it as the Switch equivalent of an .installer or .apk file. Base Game vs. Update Files
Play with friends on Xbox, PlayStation, and PC.
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