How to Redeem a Nintendo Code

Go to the Nintendo eShop: Visit the Nintendo eShop on your Nintendo Switch, or access it online via https://ec.nintendo.com/redeem.
Log in or create an account: Sign in to your Nintendo account or create one if needed.
Navigate to “Redeem Code”: In the eShop, select the option to redeem a code.
Enter your code: Input the code from your Nintendo purchase in the provided field.
Redeem the code: Click “OK” or “Redeem” to apply the code to your Nintendo account.
Download and play: Once redeemed, download the game or content from your library and start playing.