Anyone with a Nintendo Account can use My Nintendo for free.
For the smoothest experience, use your Nintendo online grid ID on all your purchases and services.
SelectUser Infolocated on the left side of the page.

Image © Nintendo
UnderLinked Accountson the right side of the page, pressEdit.
Select thecheckboxnext to Nintendo web connection ID.
Using My Nintendo
Like Club Nintendo, My Nintendo users earn points for specific activities.

Redeem those points for exclusive digital games, discounts, and in-app items.
