Downloading Nintendo Switch games to an SD card from a PC is a common goal for users looking to manage storage more efficiently or migrate data between cards. However, the process differs significantly depending on whether you are using a standard console or a modded one. Official Method: Transferring Data Between SD Cards
Insert your new microSD card into the Switch and let the console format it. download switch games to sd card from pc
Nintendo does not allow users to download game files directly from the eShop to a PC and then move them to an SD card for security reasons. Instead, the PC is used as a bridge to transfer existing data from one SD card to another. Downloading Nintendo Switch games to an SD card
If you want to move games from the internal system memory to an SD card, you do not need a PC. Nintendo does not allow users to download game
Eject the old card and insert the new, formatted card. Drag the "Nintendo" folder from your desktop to the root of the new microSD card.
Completely turn off the Switch before removing the original microSD card.