please read our information on redeeming a download code on Nintendo eShop. What to do Using a browser， visit Select Sign in and enter your Nintendo Account e-mail address and password。
and then select Sign in again. If you are already signed in， review the user name in the top-right corner to confirm you are signed in with the correct Nintendo Account Enter your 16-digit download code and then select Next . Re-enter your Nintendo Account password when prompted， A Nintendo Account is required to redeem download codes online. You must first access the Nintendo eShop on Nintendo Switch2 or Nintendo Switch using your Nintendo Account at least once. Note: If you would like to redeem your download code directly on your console， then select Redeem to complete the process. A confirmation e-mail will also be sent to the e-mail address registered to your Nintendo Account once this process is completed. ，。